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  1. "IPC Server handler 104 on 8020" daemon prio=10 tid=0x00007f90acdb4800 nid=0x6e3d waiting on condition [0x00007f885626c000]
  2. java.lang.Thread.State: WAITING (parking)
  3. at sun.misc.Unsafe.park(Native Method)
  4. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  5. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  6. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  7. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  8. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  9. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  10. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  11. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  12. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  13. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  14. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  15. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  16. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  17. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  18. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  19. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  20. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  21. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  22. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  23. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  24. at java.security.AccessController.doPrivileged(Native Method)
  25. at javax.security.auth.Subject.doAs(Subject.java:396)
  26. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  27. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  28.  
  29. "IPC Server handler 103 on 8020" daemon prio=10 tid=0x00007f90acdb2800 nid=0x6e3c waiting on condition [0x00007f885636d000]
  30. java.lang.Thread.State: WAITING (parking)
  31. at sun.misc.Unsafe.park(Native Method)
  32. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  33. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  34. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  35. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  36. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  37. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  38. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  39. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  40. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  41. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  42. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  43. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  44. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  45. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  46. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  47. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  48. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  49. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  50. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  51. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  52. at java.security.AccessController.doPrivileged(Native Method)
  53. at javax.security.auth.Subject.doAs(Subject.java:396)
  54. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  55. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  56.  
  57. "IPC Server handler 102 on 8020" daemon prio=10 tid=0x00007f90acdb0800 nid=0x6e3b waiting on condition [0x00007f885646f000]
  58. java.lang.Thread.State: WAITING (parking)
  59. at sun.misc.Unsafe.park(Native Method)
  60. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  61. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  62. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  63. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  64. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  65. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  66. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  67. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  68. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  69. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  70. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  71. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  72. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  73. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  74. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  75. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  76. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  77. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  78. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  79. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  80. at java.security.AccessController.doPrivileged(Native Method)
  81. at javax.security.auth.Subject.doAs(Subject.java:396)
  82. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  83. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  84.  
  85. "IPC Server handler 101 on 8020" daemon prio=10 tid=0x00007f90acdae000 nid=0x6e3a waiting on condition [0x00007f885656f000]
  86. java.lang.Thread.State: WAITING (parking)
  87. at sun.misc.Unsafe.park(Native Method)
  88. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  89. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  90. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  91. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  92. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  93. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  94. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  95. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  96. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  97. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  98. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  99. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  100. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  101. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  102. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  103. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  104. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  105. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  106. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  107. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  108. at java.security.AccessController.doPrivileged(Native Method)
  109. at javax.security.auth.Subject.doAs(Subject.java:396)
  110. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  111. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  112.  
  113. "IPC Server handler 100 on 8020" daemon prio=10 tid=0x00007f90acdac000 nid=0x6e39 waiting on condition [0x00007f8856670000]
  114. java.lang.Thread.State: WAITING (parking)
  115. at sun.misc.Unsafe.park(Native Method)
  116. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  117. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  118. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  119. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  120. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  121. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  122. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  123. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  124. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  125. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  126. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  127. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  128. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  129. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  130. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  131. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  132. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  133. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  134. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  135. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  136. at java.security.AccessController.doPrivileged(Native Method)
  137. at javax.security.auth.Subject.doAs(Subject.java:396)
  138. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  139. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  140.  
  141. "IPC Server handler 99 on 8020" daemon prio=10 tid=0x00007f90acdaa000 nid=0x6e38 waiting on condition [0x00007f8856771000]
  142. java.lang.Thread.State: WAITING (parking)
  143. at sun.misc.Unsafe.park(Native Method)
  144. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  145. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  146. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  147. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  148. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  149. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  150. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  151. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  152. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  153. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  154. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  155. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  156. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  157. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  158. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  159. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  160. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  161. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  162. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  163. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  164. at java.security.AccessController.doPrivileged(Native Method)
  165. at javax.security.auth.Subject.doAs(Subject.java:396)
  166. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  167. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  168.  
  169. "IPC Server handler 98 on 8020" daemon prio=10 tid=0x00007f90acda8000 nid=0x6e37 waiting on condition [0x00007f8856872000]
  170. java.lang.Thread.State: WAITING (parking)
  171. at sun.misc.Unsafe.park(Native Method)
  172. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  173. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  174. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  175. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  176. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  177. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  178. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  179. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  180. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  181. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  182. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  183. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  184. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  185. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  186. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  187. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  188. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  189. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  190. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  191. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  192. at java.security.AccessController.doPrivileged(Native Method)
  193. at javax.security.auth.Subject.doAs(Subject.java:396)
  194. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  195. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  196.  
  197. "IPC Server handler 97 on 8020" daemon prio=10 tid=0x00007f90acda6000 nid=0x6e36 waiting on condition [0x00007f8856973000]
  198. java.lang.Thread.State: WAITING (parking)
  199. at sun.misc.Unsafe.park(Native Method)
  200. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  201. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  202. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  203. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  204. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  205. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  206. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  207. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  208. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  209. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  210. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  211. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  212. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  213. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  214. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  215. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  216. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  217. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  218. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  219. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  220. at java.security.AccessController.doPrivileged(Native Method)
  221. at javax.security.auth.Subject.doAs(Subject.java:396)
  222. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  223. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  224.  
  225. "IPC Server handler 96 on 8020" daemon prio=10 tid=0x00007f90acda4000 nid=0x6e35 waiting on condition [0x00007f8856a74000]
  226. java.lang.Thread.State: WAITING (parking)
  227. at sun.misc.Unsafe.park(Native Method)
  228. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  229. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  230. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  231. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  232. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  233. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  234. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  235. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  236. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  237. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  238. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  239. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  240. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  241. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  242. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  243. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  244. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  245. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  246. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  247. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  248. at java.security.AccessController.doPrivileged(Native Method)
  249. at javax.security.auth.Subject.doAs(Subject.java:396)
  250. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  251. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  252.  
  253. "IPC Server handler 95 on 8020" daemon prio=10 tid=0x00007f90acda1800 nid=0x6e34 waiting on condition [0x00007f8856b75000]
  254. java.lang.Thread.State: WAITING (parking)
  255. at sun.misc.Unsafe.park(Native Method)
  256. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  257. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  258. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  259. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  260. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  261. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  262. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  263. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  264. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  265. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  266. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  267. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  268. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  269. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  270. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  271. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  272. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  273. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  274. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  275. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  276. at java.security.AccessController.doPrivileged(Native Method)
  277. at javax.security.auth.Subject.doAs(Subject.java:396)
  278. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  279. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  280.  
  281. "IPC Server handler 94 on 8020" daemon prio=10 tid=0x00007f90acd9f800 nid=0x6e33 waiting on condition [0x00007f8856c77000]
  282. java.lang.Thread.State: WAITING (parking)
  283. at sun.misc.Unsafe.park(Native Method)
  284. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  285. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  286. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  287. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  288. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  289. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  290. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  291. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  292. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  293. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  294. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  295. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  296. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  297. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  298. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  299. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  300. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  301. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  302. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  303. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  304. at java.security.AccessController.doPrivileged(Native Method)
  305. at javax.security.auth.Subject.doAs(Subject.java:396)
  306. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  307. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  308.  
  309. "IPC Server handler 93 on 8020" daemon prio=10 tid=0x00007f90acd9d800 nid=0x6e32 waiting on condition [0x00007f8856d77000]
  310. java.lang.Thread.State: WAITING (parking)
  311. at sun.misc.Unsafe.park(Native Method)
  312. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  313. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  314. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  315. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  316. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  317. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  318. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  319. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  320. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  321. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  322. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  323. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  324. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  325. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  326. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  327. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  328. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  329. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  330. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  331. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  332. at java.security.AccessController.doPrivileged(Native Method)
  333. at javax.security.auth.Subject.doAs(Subject.java:396)
  334. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  335. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  336.  
  337. "IPC Server handler 92 on 8020" daemon prio=10 tid=0x00007f90acd9b800 nid=0x6e31 waiting on condition [0x00007f8856e78000]
  338. java.lang.Thread.State: WAITING (parking)
  339. at sun.misc.Unsafe.park(Native Method)
  340. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  341. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  342. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  343. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  344. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  345. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  346. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  347. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  348. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  349. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  350. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  351. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  352. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  353. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  354. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  355. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  356. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  357. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  358. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  359. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  360. at java.security.AccessController.doPrivileged(Native Method)
  361. at javax.security.auth.Subject.doAs(Subject.java:396)
  362. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  363. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  364.  
  365. "IPC Server handler 91 on 8020" daemon prio=10 tid=0x00007f90acd99800 nid=0x6e30 waiting on condition [0x00007f8856f79000]
  366. java.lang.Thread.State: WAITING (parking)
  367. at sun.misc.Unsafe.park(Native Method)
  368. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  369. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  370. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  371. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  372. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  373. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  374. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  375. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  376. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  377. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  378. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  379. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  380. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  381. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  382. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  383. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  384. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  385. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  386. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  387. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  388. at java.security.AccessController.doPrivileged(Native Method)
  389. at javax.security.auth.Subject.doAs(Subject.java:396)
  390. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  391. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  392.  
  393. "IPC Server handler 90 on 8020" daemon prio=10 tid=0x00007f90acd97800 nid=0x6e2f waiting on condition [0x00007f885707a000]
  394. java.lang.Thread.State: WAITING (parking)
  395. at sun.misc.Unsafe.park(Native Method)
  396. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  397. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  398. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  399. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  400. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  401. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  402. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  403. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  404. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  405. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  406. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  407. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  408. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  409. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  410. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  411. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  412. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  413. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  414. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  415. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  416. at java.security.AccessController.doPrivileged(Native Method)
  417. at javax.security.auth.Subject.doAs(Subject.java:396)
  418. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  419. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  420.  
  421. "IPC Server handler 89 on 8020" daemon prio=10 tid=0x00007f90acd95000 nid=0x6e2e waiting on condition [0x00007f885717b000]
  422. java.lang.Thread.State: WAITING (parking)
  423. at sun.misc.Unsafe.park(Native Method)
  424. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  425. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  426. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  427. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  428. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  429. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  430. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  431. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  432. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  433. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  434. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  435. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  436. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  437. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  438. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  439. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  440. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  441. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  442. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  443. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  444. at java.security.AccessController.doPrivileged(Native Method)
  445. at javax.security.auth.Subject.doAs(Subject.java:396)
  446. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  447. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  448.  
  449. "IPC Server handler 88 on 8020" daemon prio=10 tid=0x00007f90acd93000 nid=0x6e2d waiting on condition [0x00007f885727c000]
  450. java.lang.Thread.State: WAITING (parking)
  451. at sun.misc.Unsafe.park(Native Method)
  452. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  453. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  454. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  455. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  456. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  457. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  458. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  459. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  460. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  461. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  462. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  463. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  464. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  465. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  466. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  467. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  468. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  469. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  470. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  471. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  472. at java.security.AccessController.doPrivileged(Native Method)
  473. at javax.security.auth.Subject.doAs(Subject.java:396)
  474. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  475. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  476.  
  477. "IPC Server handler 87 on 8020" daemon prio=10 tid=0x00007f90acd91000 nid=0x6e2c waiting on condition [0x00007f885737d000]
  478. java.lang.Thread.State: WAITING (parking)
  479. at sun.misc.Unsafe.park(Native Method)
  480. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  481. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  482. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  483. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  484. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  485. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  486. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  487. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  488. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  489. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  490. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  491. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  492. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  493. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  494. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  495. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  496. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  497. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  498. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  499. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  500. at java.security.AccessController.doPrivileged(Native Method)
  501. at javax.security.auth.Subject.doAs(Subject.java:396)
  502. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  503. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  504.  
  505. "IPC Server handler 86 on 8020" daemon prio=10 tid=0x00007f90acd8f800 nid=0x6e2b waiting on condition [0x00007f885747f000]
  506. java.lang.Thread.State: WAITING (parking)
  507. at sun.misc.Unsafe.park(Native Method)
  508. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  509. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  510. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  511. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  512. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  513. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  514. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  515. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  516. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  517. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  518. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  519. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  520. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  521. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  522. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  523. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  524. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  525. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  526. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  527. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  528. at java.security.AccessController.doPrivileged(Native Method)
  529. at javax.security.auth.Subject.doAs(Subject.java:396)
  530. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  531. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  532.  
  533. "IPC Server handler 85 on 8020" daemon prio=10 tid=0x00007f90acb5f000 nid=0x6e2a waiting on condition [0x00007f885757f000]
  534. java.lang.Thread.State: WAITING (parking)
  535. at sun.misc.Unsafe.park(Native Method)
  536. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  537. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  538. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  539. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  540. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  541. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  542. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  543. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  544. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  545. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  546. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  547. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  548. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  549. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  550. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  551. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  552. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  553. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  554. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  555. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  556. at java.security.AccessController.doPrivileged(Native Method)
  557. at javax.security.auth.Subject.doAs(Subject.java:396)
  558. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  559. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  560.  
  561. "IPC Server handler 84 on 8020" daemon prio=10 tid=0x00007f90acb5d000 nid=0x6e29 waiting on condition [0x00007f8857680000]
  562. java.lang.Thread.State: WAITING (parking)
  563. at sun.misc.Unsafe.park(Native Method)
  564. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  565. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  566. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  567. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  568. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  569. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  570. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  571. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  572. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  573. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  574. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  575. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  576. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  577. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  578. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  579. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  580. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  581. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  582. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  583. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  584. at java.security.AccessController.doPrivileged(Native Method)
  585. at javax.security.auth.Subject.doAs(Subject.java:396)
  586. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  587. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  588.  
  589. "IPC Server handler 83 on 8020" daemon prio=10 tid=0x00007f90acb5b000 nid=0x6e28 waiting on condition [0x00007f8857781000]
  590. java.lang.Thread.State: WAITING (parking)
  591. at sun.misc.Unsafe.park(Native Method)
  592. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  593. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  594. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  595. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  596. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  597. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  598. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  599. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  600. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  601. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  602. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  603. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  604. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  605. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  606. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  607. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  608. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  609. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  610. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  611. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  612. at java.security.AccessController.doPrivileged(Native Method)
  613. at javax.security.auth.Subject.doAs(Subject.java:396)
  614. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  615. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  616.  
  617. "IPC Server handler 82 on 8020" daemon prio=10 tid=0x00007f90acb59000 nid=0x6e27 waiting on condition [0x00007f8857882000]
  618. java.lang.Thread.State: WAITING (parking)
  619. at sun.misc.Unsafe.park(Native Method)
  620. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  621. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  622. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  623. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  624. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  625. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  626. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  627. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  628. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  629. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  630. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  631. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  632. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  633. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  634. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  635. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  636. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  637. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  638. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  639. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  640. at java.security.AccessController.doPrivileged(Native Method)
  641. at javax.security.auth.Subject.doAs(Subject.java:396)
  642. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  643. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  644.  
  645. "IPC Server handler 81 on 8020" daemon prio=10 tid=0x00007f90acb57000 nid=0x6e26 waiting on condition [0x00007f8857983000]
  646. java.lang.Thread.State: WAITING (parking)
  647. at sun.misc.Unsafe.park(Native Method)
  648. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  649. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  650. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  651. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  652. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  653. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  654. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  655. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  656. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  657. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  658. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  659. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  660. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  661. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  662. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  663. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  664. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  665. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  666. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  667. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  668. at java.security.AccessController.doPrivileged(Native Method)
  669. at javax.security.auth.Subject.doAs(Subject.java:396)
  670. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  671. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  672.  
  673. "IPC Server handler 80 on 8020" daemon prio=10 tid=0x00007f90acd8d800 nid=0x6e25 waiting on condition [0x00007f8857a84000]
  674. java.lang.Thread.State: WAITING (parking)
  675. at sun.misc.Unsafe.park(Native Method)
  676. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  677. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  678. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  679. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  680. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  681. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  682. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  683. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  684. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  685. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  686. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  687. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  688. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  689. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  690. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  691. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  692. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  693. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  694. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  695. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  696. at java.security.AccessController.doPrivileged(Native Method)
  697. at javax.security.auth.Subject.doAs(Subject.java:396)
  698. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  699. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  700.  
  701. "IPC Server handler 79 on 8020" daemon prio=10 tid=0x00007f90acd8b800 nid=0x6e24 waiting on condition [0x00007f8857b85000]
  702. java.lang.Thread.State: WAITING (parking)
  703. at sun.misc.Unsafe.park(Native Method)
  704. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  705. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  706. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  707. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  708. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  709. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  710. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  711. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  712. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  713. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  714. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  715. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  716. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  717. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  718. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  719. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  720. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  721. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  722. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  723. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  724. at java.security.AccessController.doPrivileged(Native Method)
  725. at javax.security.auth.Subject.doAs(Subject.java:396)
  726. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  727. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  728.  
  729. "IPC Server handler 78 on 8020" daemon prio=10 tid=0x00007f90acd89800 nid=0x6e23 waiting on condition [0x00007f8857c87000]
  730. java.lang.Thread.State: WAITING (parking)
  731. at sun.misc.Unsafe.park(Native Method)
  732. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  733. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  734. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  735. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  736. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  737. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  738. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  739. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  740. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  741. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  742. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  743. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  744. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  745. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  746. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  747. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  748. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  749. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  750. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  751. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  752. at java.security.AccessController.doPrivileged(Native Method)
  753. at javax.security.auth.Subject.doAs(Subject.java:396)
  754. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  755. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  756.  
  757. "IPC Server handler 77 on 8020" daemon prio=10 tid=0x00007f90acd87000 nid=0x6e22 waiting on condition [0x00007f8857d87000]
  758. java.lang.Thread.State: WAITING (parking)
  759. at sun.misc.Unsafe.park(Native Method)
  760. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  761. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  762. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  763. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  764. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  765. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  766. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  767. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  768. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  769. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  770. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  771. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  772. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  773. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  774. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  775. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  776. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  777. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  778. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  779. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  780. at java.security.AccessController.doPrivileged(Native Method)
  781. at javax.security.auth.Subject.doAs(Subject.java:396)
  782. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  783. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  784.  
  785. "IPC Server handler 76 on 8020" daemon prio=10 tid=0x00007f90acd85000 nid=0x6e21 waiting on condition [0x00007f8857e88000]
  786. java.lang.Thread.State: WAITING (parking)
  787. at sun.misc.Unsafe.park(Native Method)
  788. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  789. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  790. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  791. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  792. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  793. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  794. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  795. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  796. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  797. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  798. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  799. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  800. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  801. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  802. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  803. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  804. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  805. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  806. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  807. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  808. at java.security.AccessController.doPrivileged(Native Method)
  809. at javax.security.auth.Subject.doAs(Subject.java:396)
  810. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  811. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  812.  
  813. "IPC Server handler 75 on 8020" daemon prio=10 tid=0x00007f90acd83000 nid=0x6e20 waiting on condition [0x00007f8857f89000]
  814. java.lang.Thread.State: WAITING (parking)
  815. at sun.misc.Unsafe.park(Native Method)
  816. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  817. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  818. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  819. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  820. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  821. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  822. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  823. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  824. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  825. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  826. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  827. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  828. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  829. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  830. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  831. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  832. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  833. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  834. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  835. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  836. at java.security.AccessController.doPrivileged(Native Method)
  837. at javax.security.auth.Subject.doAs(Subject.java:396)
  838. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  839. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  840.  
  841. "IPC Server handler 74 on 8020" daemon prio=10 tid=0x00007f90acd81000 nid=0x6e1f waiting on condition [0x00007f885808a000]
  842. java.lang.Thread.State: WAITING (parking)
  843. at sun.misc.Unsafe.park(Native Method)
  844. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  845. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  846. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  847. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  848. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  849. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  850. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  851. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  852. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  853. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  854. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  855. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  856. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  857. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  858. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  859. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  860. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  861. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  862. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  863. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  864. at java.security.AccessController.doPrivileged(Native Method)
  865. at javax.security.auth.Subject.doAs(Subject.java:396)
  866. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  867. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  868.  
  869. "IPC Server handler 73 on 8020" daemon prio=10 tid=0x00007f90acd7f000 nid=0x6e1e waiting on condition [0x00007f885818b000]
  870. java.lang.Thread.State: WAITING (parking)
  871. at sun.misc.Unsafe.park(Native Method)
  872. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  873. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  874. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  875. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  876. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  877. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  878. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  879. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  880. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  881. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  882. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  883. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  884. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  885. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  886. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  887. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  888. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  889. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  890. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  891. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  892. at java.security.AccessController.doPrivileged(Native Method)
  893. at javax.security.auth.Subject.doAs(Subject.java:396)
  894. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  895. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  896.  
  897. "IPC Server handler 72 on 8020" daemon prio=10 tid=0x00007f90acd7d000 nid=0x6e1d waiting on condition [0x00007f885828c000]
  898. java.lang.Thread.State: WAITING (parking)
  899. at sun.misc.Unsafe.park(Native Method)
  900. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  901. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  902. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  903. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  904. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  905. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  906. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  907. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  908. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  909. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  910. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  911. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  912. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  913. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  914. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  915. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  916. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  917. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  918. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  919. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  920. at java.security.AccessController.doPrivileged(Native Method)
  921. at javax.security.auth.Subject.doAs(Subject.java:396)
  922. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  923. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  924.  
  925. "IPC Server handler 71 on 8020" daemon prio=10 tid=0x00007f90acd7a800 nid=0x6e1c waiting on condition [0x00007f885838d000]
  926. java.lang.Thread.State: WAITING (parking)
  927. at sun.misc.Unsafe.park(Native Method)
  928. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  929. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  930. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  931. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  932. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  933. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  934. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  935. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  936. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  937. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  938. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  939. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  940. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  941. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  942. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  943. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  944. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  945. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  946. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  947. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  948. at java.security.AccessController.doPrivileged(Native Method)
  949. at javax.security.auth.Subject.doAs(Subject.java:396)
  950. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  951. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  952.  
  953. "IPC Server handler 70 on 8020" daemon prio=10 tid=0x00007f90acd78800 nid=0x6e1b waiting on condition [0x00007f885848f000]
  954. java.lang.Thread.State: WAITING (parking)
  955. at sun.misc.Unsafe.park(Native Method)
  956. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  957. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  958. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  959. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  960. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  961. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  962. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  963. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  964. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  965. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  966. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  967. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  968. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  969. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  970. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  971. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  972. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  973. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  974. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  975. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  976. at java.security.AccessController.doPrivileged(Native Method)
  977. at javax.security.auth.Subject.doAs(Subject.java:396)
  978. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  979. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  980.  
  981. "IPC Server handler 69 on 8020" daemon prio=10 tid=0x00007f90acd76800 nid=0x6e1a waiting on condition [0x00007f885858f000]
  982. java.lang.Thread.State: WAITING (parking)
  983. at sun.misc.Unsafe.park(Native Method)
  984. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  985. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  986. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  987. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  988. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  989. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  990. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  991. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  992. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  993. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  994. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  995. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  996. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  997. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  998. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  999. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1000. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1001. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1002. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1003. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1004. at java.security.AccessController.doPrivileged(Native Method)
  1005. at javax.security.auth.Subject.doAs(Subject.java:396)
  1006. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1007. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1008.  
  1009. "IPC Server handler 68 on 8020" daemon prio=10 tid=0x00007f90acd74000 nid=0x6e19 waiting on condition [0x00007f8858690000]
  1010. java.lang.Thread.State: WAITING (parking)
  1011. at sun.misc.Unsafe.park(Native Method)
  1012. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1013. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1014. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1015. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1016. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1017. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1018. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1019. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1020. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1021. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1022. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1023. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1024. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1025. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1026. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1027. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1028. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1029. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1030. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1031. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1032. at java.security.AccessController.doPrivileged(Native Method)
  1033. at javax.security.auth.Subject.doAs(Subject.java:396)
  1034. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1035. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1036.  
  1037. "IPC Server handler 67 on 8020" daemon prio=10 tid=0x00007f90acd72000 nid=0x6e18 waiting on condition [0x00007f8858791000]
  1038. java.lang.Thread.State: WAITING (parking)
  1039. at sun.misc.Unsafe.park(Native Method)
  1040. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1041. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1042. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1043. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1044. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1045. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1046. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1047. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1048. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1049. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1050. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1051. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1052. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1053. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1054. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1055. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1056. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1057. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1058. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1059. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1060. at java.security.AccessController.doPrivileged(Native Method)
  1061. at javax.security.auth.Subject.doAs(Subject.java:396)
  1062. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1063. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1064.  
  1065. "IPC Server handler 66 on 8020" daemon prio=10 tid=0x00007f90acd70000 nid=0x6e17 waiting on condition [0x00007f8858892000]
  1066. java.lang.Thread.State: WAITING (parking)
  1067. at sun.misc.Unsafe.park(Native Method)
  1068. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1069. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1070. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1071. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1072. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1073. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1074. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1075. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1076. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1077. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1078. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1079. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1080. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1081. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1082. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1083. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1084. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1085. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1086. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1087. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1088. at java.security.AccessController.doPrivileged(Native Method)
  1089. at javax.security.auth.Subject.doAs(Subject.java:396)
  1090. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1091. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1092.  
  1093. "IPC Server handler 65 on 8020" daemon prio=10 tid=0x00007f90acd6e800 nid=0x6e16 waiting on condition [0x00007f8858993000]
  1094. java.lang.Thread.State: WAITING (parking)
  1095. at sun.misc.Unsafe.park(Native Method)
  1096. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1097. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1098. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1099. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1100. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1101. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1102. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1103. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1104. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1105. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1106. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1107. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1108. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1109. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1110. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1111. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1112. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1113. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1114. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1115. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1116. at java.security.AccessController.doPrivileged(Native Method)
  1117. at javax.security.auth.Subject.doAs(Subject.java:396)
  1118. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1119. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1120.  
  1121. "IPC Server handler 64 on 8020" daemon prio=10 tid=0x00007f90acd57000 nid=0x6e15 waiting on condition [0x00007f8858a94000]
  1122. java.lang.Thread.State: WAITING (parking)
  1123. at sun.misc.Unsafe.park(Native Method)
  1124. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1125. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1126. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1127. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1128. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1129. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1130. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1131. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1132. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1133. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1134. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1135. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1136. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1137. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1138. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1139. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1140. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1141. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1142. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1143. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1144. at java.security.AccessController.doPrivileged(Native Method)
  1145. at javax.security.auth.Subject.doAs(Subject.java:396)
  1146. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1147. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1148.  
  1149. "IPC Server handler 63 on 8020" daemon prio=10 tid=0x00007f90acd6a000 nid=0x6e14 waiting on condition [0x00007f8858b95000]
  1150. java.lang.Thread.State: WAITING (parking)
  1151. at sun.misc.Unsafe.park(Native Method)
  1152. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1153. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1154. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1155. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1156. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1157. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1158. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1159. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1160. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1161. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1162. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1163. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1164. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1165. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1166. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1167. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1168. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1169. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1170. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1171. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1172. at java.security.AccessController.doPrivileged(Native Method)
  1173. at javax.security.auth.Subject.doAs(Subject.java:396)
  1174. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1175. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1176.  
  1177. "IPC Server handler 62 on 8020" daemon prio=10 tid=0x00007f90acd68000 nid=0x6e13 waiting on condition [0x00007f8858c97000]
  1178. java.lang.Thread.State: WAITING (parking)
  1179. at sun.misc.Unsafe.park(Native Method)
  1180. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1181. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1182. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1183. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1184. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1185. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1186. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1187. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1188. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1189. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1190. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1191. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1192. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1193. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1194. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1195. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1196. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1197. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1198. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1199. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1200. at java.security.AccessController.doPrivileged(Native Method)
  1201. at javax.security.auth.Subject.doAs(Subject.java:396)
  1202. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1203. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1204.  
  1205. "IPC Server handler 61 on 8020" daemon prio=10 tid=0x00007f90acd66000 nid=0x6e12 waiting on condition [0x00007f8858d97000]
  1206. java.lang.Thread.State: WAITING (parking)
  1207. at sun.misc.Unsafe.park(Native Method)
  1208. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1209. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1210. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1211. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1212. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1213. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1214. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1215. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1216. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1217. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1218. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1219. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1220. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1221. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1222. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1223. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1224. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1225. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1226. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1227. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1228. at java.security.AccessController.doPrivileged(Native Method)
  1229. at javax.security.auth.Subject.doAs(Subject.java:396)
  1230. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1231. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1232.  
  1233. "IPC Server handler 60 on 8020" daemon prio=10 tid=0x00007f90acd63800 nid=0x6e11 waiting on condition [0x00007f8858e98000]
  1234. java.lang.Thread.State: WAITING (parking)
  1235. at sun.misc.Unsafe.park(Native Method)
  1236. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1237. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1238. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1239. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1240. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1241. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1242. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1243. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1244. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1245. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1246. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1247. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1248. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1249. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1250. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1251. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1252. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1253. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1254. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1255. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1256. at java.security.AccessController.doPrivileged(Native Method)
  1257. at javax.security.auth.Subject.doAs(Subject.java:396)
  1258. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1259. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1260.  
  1261. "IPC Server handler 59 on 8020" daemon prio=10 tid=0x00007f90acd61800 nid=0x6e10 waiting on condition [0x00007f8858f99000]
  1262. java.lang.Thread.State: WAITING (parking)
  1263. at sun.misc.Unsafe.park(Native Method)
  1264. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1265. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1266. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1267. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1268. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1269. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1270. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1271. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1272. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1273. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1274. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1275. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1276. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1277. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1278. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1279. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1280. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1281. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1282. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1283. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1284. at java.security.AccessController.doPrivileged(Native Method)
  1285. at javax.security.auth.Subject.doAs(Subject.java:396)
  1286. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1287. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1288.  
  1289. "IPC Server handler 58 on 8020" daemon prio=10 tid=0x00007f90acd5f800 nid=0x6e0f waiting on condition [0x00007f885909a000]
  1290. java.lang.Thread.State: WAITING (parking)
  1291. at sun.misc.Unsafe.park(Native Method)
  1292. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1293. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1294. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1295. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1296. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1297. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1298. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1299. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1300. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1301. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1302. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1303. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1304. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1305. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1306. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1307. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1308. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1309. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1310. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1311. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1312. at java.security.AccessController.doPrivileged(Native Method)
  1313. at javax.security.auth.Subject.doAs(Subject.java:396)
  1314. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1315. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1316.  
  1317. "IPC Server handler 57 on 8020" daemon prio=10 tid=0x00007f90acd5d800 nid=0x6e0e waiting on condition [0x00007f885919b000]
  1318. java.lang.Thread.State: WAITING (parking)
  1319. at sun.misc.Unsafe.park(Native Method)
  1320. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1321. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1322. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1323. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1324. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1325. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1326. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1327. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1328. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1329. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1330. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1331. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1332. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1333. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1334. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1335. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1336. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1337. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1338. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1339. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1340. at java.security.AccessController.doPrivileged(Native Method)
  1341. at javax.security.auth.Subject.doAs(Subject.java:396)
  1342. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1343. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1344.  
  1345. "IPC Server handler 56 on 8020" daemon prio=10 tid=0x00007f90acd5c800 nid=0x6e0d waiting on condition [0x00007f885929c000]
  1346. java.lang.Thread.State: WAITING (parking)
  1347. at sun.misc.Unsafe.park(Native Method)
  1348. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1349. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1350. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1351. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1352. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1353. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1354. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1355. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1356. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1357. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1358. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1359. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1360. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1361. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1362. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1363. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1364. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1365. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1366. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1367. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1368. at java.security.AccessController.doPrivileged(Native Method)
  1369. at javax.security.auth.Subject.doAs(Subject.java:396)
  1370. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1371. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1372.  
  1373. "IPC Server handler 55 on 8020" daemon prio=10 tid=0x00007f90acd3e800 nid=0x6e0c waiting on condition [0x00007f885939d000]
  1374. java.lang.Thread.State: WAITING (parking)
  1375. at sun.misc.Unsafe.park(Native Method)
  1376. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1377. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1378. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1379. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1380. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1381. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1382. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1383. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1384. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1385. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1386. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1387. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1388. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1389. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1390. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1391. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1392. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1393. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1394. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1395. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1396. at java.security.AccessController.doPrivileged(Native Method)
  1397. at javax.security.auth.Subject.doAs(Subject.java:396)
  1398. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1399. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1400.  
  1401. "IPC Server handler 54 on 8020" daemon prio=10 tid=0x00007f90acd54800 nid=0x6e0b waiting on condition [0x00007f885949f000]
  1402. java.lang.Thread.State: WAITING (parking)
  1403. at sun.misc.Unsafe.park(Native Method)
  1404. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1405. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1406. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1407. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1408. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1409. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1410. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1411. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1412. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1413. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1414. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1415. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1416. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1417. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1418. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1419. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1420. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1421. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1422. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1423. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1424. at java.security.AccessController.doPrivileged(Native Method)
  1425. at javax.security.auth.Subject.doAs(Subject.java:396)
  1426. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1427. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1428.  
  1429. "IPC Server handler 53 on 8020" daemon prio=10 tid=0x00007f90acd51800 nid=0x6e0a waiting on condition [0x00007f885959f000]
  1430. java.lang.Thread.State: WAITING (parking)
  1431. at sun.misc.Unsafe.park(Native Method)
  1432. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1433. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1434. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1435. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1436. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1437. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1438. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1439. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1440. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1441. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1442. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1443. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1444. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1445. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1446. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1447. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1448. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1449. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1450. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1451. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1452. at java.security.AccessController.doPrivileged(Native Method)
  1453. at javax.security.auth.Subject.doAs(Subject.java:396)
  1454. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1455. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1456.  
  1457. "IPC Server handler 52 on 8020" daemon prio=10 tid=0x00007f90acd59800 nid=0x6e09 waiting on condition [0x00007f88596a0000]
  1458. java.lang.Thread.State: WAITING (parking)
  1459. at sun.misc.Unsafe.park(Native Method)
  1460. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1461. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1462. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1463. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1464. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1465. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1466. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1467. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1468. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1469. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1470. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1471. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1472. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1473. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1474. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1475. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1476. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1477. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1478. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1479. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1480. at java.security.AccessController.doPrivileged(Native Method)
  1481. at javax.security.auth.Subject.doAs(Subject.java:396)
  1482. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1483. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1484.  
  1485. "IPC Server handler 51 on 8020" daemon prio=10 tid=0x00007f90acd52800 nid=0x6e08 waiting on condition [0x00007f88597a1000]
  1486. java.lang.Thread.State: WAITING (parking)
  1487. at sun.misc.Unsafe.park(Native Method)
  1488. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1489. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1490. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1491. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1492. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1493. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1494. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1495. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1496. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1497. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1498. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1499. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1500. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1501. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1502. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1503. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1504. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1505. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1506. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1507. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1508. at java.security.AccessController.doPrivileged(Native Method)
  1509. at javax.security.auth.Subject.doAs(Subject.java:396)
  1510. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1511. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1512.  
  1513. "IPC Server handler 50 on 8020" daemon prio=10 tid=0x00007f90acd4f800 nid=0x6e07 waiting on condition [0x00007f88598a2000]
  1514. java.lang.Thread.State: WAITING (parking)
  1515. at sun.misc.Unsafe.park(Native Method)
  1516. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1517. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1518. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1519. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1520. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1521. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1522. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1523. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1524. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1525. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1526. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1527. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1528. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1529. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1530. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1531. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1532. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1533. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1534. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1535. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1536. at java.security.AccessController.doPrivileged(Native Method)
  1537. at javax.security.auth.Subject.doAs(Subject.java:396)
  1538. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1539. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1540.  
  1541. "IPC Server handler 49 on 8020" daemon prio=10 tid=0x00007f90acd4d800 nid=0x6e06 waiting on condition [0x00007f88599a3000]
  1542. java.lang.Thread.State: WAITING (parking)
  1543. at sun.misc.Unsafe.park(Native Method)
  1544. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1545. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1546. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1547. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1548. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1549. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1550. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1551. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1552. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1553. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1554. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1555. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1556. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1557. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1558. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1559. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1560. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1561. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1562. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1563. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1564. at java.security.AccessController.doPrivileged(Native Method)
  1565. at javax.security.auth.Subject.doAs(Subject.java:396)
  1566. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1567. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1568.  
  1569. "IPC Server handler 48 on 8020" daemon prio=10 tid=0x00007f90acd4b000 nid=0x6e05 waiting on condition [0x00007f8859aa4000]
  1570. java.lang.Thread.State: WAITING (parking)
  1571. at sun.misc.Unsafe.park(Native Method)
  1572. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1573. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1574. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1575. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1576. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1577. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1578. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1579. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1580. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1581. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1582. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1583. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1584. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1585. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1586. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1587. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1588. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1589. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1590. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1591. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1592. at java.security.AccessController.doPrivileged(Native Method)
  1593. at javax.security.auth.Subject.doAs(Subject.java:396)
  1594. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1595. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1596.  
  1597. "IPC Server handler 47 on 8020" daemon prio=10 tid=0x00007f90acd48800 nid=0x6e04 waiting on condition [0x00007f8859ba5000]
  1598. java.lang.Thread.State: WAITING (parking)
  1599. at sun.misc.Unsafe.park(Native Method)
  1600. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1601. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1602. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1603. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1604. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1605. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1606. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1607. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1608. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1609. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1610. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1611. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1612. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1613. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1614. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1615. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1616. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1617. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1618. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1619. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1620. at java.security.AccessController.doPrivileged(Native Method)
  1621. at javax.security.auth.Subject.doAs(Subject.java:396)
  1622. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1623. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1624.  
  1625. "IPC Server handler 46 on 8020" daemon prio=10 tid=0x00007f90acd46800 nid=0x6e03 waiting on condition [0x00007f8859ca7000]
  1626. java.lang.Thread.State: WAITING (parking)
  1627. at sun.misc.Unsafe.park(Native Method)
  1628. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1629. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1630. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1631. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1632. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1633. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1634. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1635. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1636. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1637. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1638. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1639. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1640. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1641. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1642. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1643. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1644. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1645. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1646. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1647. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1648. at java.security.AccessController.doPrivileged(Native Method)
  1649. at javax.security.auth.Subject.doAs(Subject.java:396)
  1650. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1651. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1652.  
  1653. "IPC Server handler 45 on 8020" daemon prio=10 tid=0x00007f90acd44000 nid=0x6e02 waiting on condition [0x00007f8859da7000]
  1654. java.lang.Thread.State: WAITING (parking)
  1655. at sun.misc.Unsafe.park(Native Method)
  1656. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1657. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1658. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1659. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1660. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1661. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1662. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1663. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1664. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1665. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1666. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1667. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1668. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1669. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1670. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1671. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1672. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1673. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1674. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1675. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1676. at java.security.AccessController.doPrivileged(Native Method)
  1677. at javax.security.auth.Subject.doAs(Subject.java:396)
  1678. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1679. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1680.  
  1681. "IPC Server handler 44 on 8020" daemon prio=10 tid=0x00007f90acd41800 nid=0x6e01 waiting on condition [0x00007f8859ea8000]
  1682. java.lang.Thread.State: WAITING (parking)
  1683. at sun.misc.Unsafe.park(Native Method)
  1684. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1685. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1686. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1687. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1688. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1689. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1690. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1691. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1692. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1693. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1694. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1695. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1696. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1697. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1698. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1699. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1700. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1701. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1702. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1703. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1704. at java.security.AccessController.doPrivileged(Native Method)
  1705. at javax.security.auth.Subject.doAs(Subject.java:396)
  1706. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1707. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1708.  
  1709. "IPC Server handler 43 on 8020" daemon prio=10 tid=0x00007f90acd3f800 nid=0x6e00 waiting on condition [0x00007f8859fa9000]
  1710. java.lang.Thread.State: WAITING (parking)
  1711. at sun.misc.Unsafe.park(Native Method)
  1712. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1713. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1714. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1715. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1716. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1717. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1718. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1719. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1720. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1721. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1722. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1723. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1724. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1725. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1726. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1727. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1728. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1729. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1730. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1731. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1732. at java.security.AccessController.doPrivileged(Native Method)
  1733. at javax.security.auth.Subject.doAs(Subject.java:396)
  1734. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1735. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1736.  
  1737. "IPC Server handler 42 on 8020" daemon prio=10 tid=0x00007f90acd3d800 nid=0x6dff waiting on condition [0x00007f885a0aa000]
  1738. java.lang.Thread.State: WAITING (parking)
  1739. at sun.misc.Unsafe.park(Native Method)
  1740. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1741. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1742. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1743. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1744. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1745. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1746. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1747. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1748. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1749. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1750. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1751. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1752. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1753. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1754. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1755. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1756. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1757. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1758. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1759. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1760. at java.security.AccessController.doPrivileged(Native Method)
  1761. at javax.security.auth.Subject.doAs(Subject.java:396)
  1762. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1763. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1764.  
  1765. "IPC Server handler 41 on 8020" daemon prio=10 tid=0x00007f90acd3b800 nid=0x6dfe waiting on condition [0x00007f885a1ab000]
  1766. java.lang.Thread.State: WAITING (parking)
  1767. at sun.misc.Unsafe.park(Native Method)
  1768. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1769. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1770. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1771. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1772. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1773. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1774. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1775. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1776. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1777. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1778. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1779. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1780. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1781. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1782. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1783. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1784. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1785. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1786. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1787. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1788. at java.security.AccessController.doPrivileged(Native Method)
  1789. at javax.security.auth.Subject.doAs(Subject.java:396)
  1790. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1791. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1792.  
  1793. "IPC Server handler 40 on 8020" daemon prio=10 tid=0x00007f90acd39800 nid=0x6dfd waiting on condition [0x00007f885a2ac000]
  1794. java.lang.Thread.State: WAITING (parking)
  1795. at sun.misc.Unsafe.park(Native Method)
  1796. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1797. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1798. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1799. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1800. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1801. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1802. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1803. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1804. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1805. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1806. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1807. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1808. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1809. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1810. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1811. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1812. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1813. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1814. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1815. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1816. at java.security.AccessController.doPrivileged(Native Method)
  1817. at javax.security.auth.Subject.doAs(Subject.java:396)
  1818. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1819. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1820.  
  1821. "IPC Server handler 39 on 8020" daemon prio=10 tid=0x00007f90acd36800 nid=0x6dfc waiting on condition [0x00007f885a3ad000]
  1822. java.lang.Thread.State: WAITING (parking)
  1823. at sun.misc.Unsafe.park(Native Method)
  1824. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1825. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1826. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1827. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1828. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1829. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1830. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1831. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1832. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1833. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1834. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1835. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1836. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1837. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1838. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1839. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1840. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1841. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1842. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1843. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1844. at java.security.AccessController.doPrivileged(Native Method)
  1845. at javax.security.auth.Subject.doAs(Subject.java:396)
  1846. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1847. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1848.  
  1849. "IPC Server handler 38 on 8020" daemon prio=10 tid=0x00007f90acd34000 nid=0x6dfb waiting on condition [0x00007f885a4af000]
  1850. java.lang.Thread.State: WAITING (parking)
  1851. at sun.misc.Unsafe.park(Native Method)
  1852. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1853. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1854. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1855. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1856. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1857. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1858. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1859. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1860. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1861. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1862. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1863. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1864. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1865. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1866. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1867. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1868. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1869. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1870. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1871. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1872. at java.security.AccessController.doPrivileged(Native Method)
  1873. at javax.security.auth.Subject.doAs(Subject.java:396)
  1874. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1875. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1876.  
  1877. "IPC Server handler 37 on 8020" daemon prio=10 tid=0x00007f90acd32000 nid=0x6dfa waiting on condition [0x00007f885a5af000]
  1878. java.lang.Thread.State: WAITING (parking)
  1879. at sun.misc.Unsafe.park(Native Method)
  1880. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1881. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1882. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1883. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1884. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1885. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1886. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1887. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1888. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1889. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1890. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1891. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1892. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1893. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1894. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1895. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1896. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1897. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1898. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1899. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1900. at java.security.AccessController.doPrivileged(Native Method)
  1901. at javax.security.auth.Subject.doAs(Subject.java:396)
  1902. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1903. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1904.  
  1905. "IPC Server handler 36 on 8020" daemon prio=10 tid=0x00007f90acd30000 nid=0x6df9 waiting on condition [0x00007f885a6b0000]
  1906. java.lang.Thread.State: WAITING (parking)
  1907. at sun.misc.Unsafe.park(Native Method)
  1908. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1909. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1910. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1911. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1912. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1913. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1914. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1915. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1916. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1917. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1918. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1919. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1920. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1921. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1922. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1923. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1924. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1925. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1926. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1927. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1928. at java.security.AccessController.doPrivileged(Native Method)
  1929. at javax.security.auth.Subject.doAs(Subject.java:396)
  1930. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1931. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1932.  
  1933. "IPC Server handler 35 on 8020" daemon prio=10 tid=0x00007f90acd2e000 nid=0x6df8 waiting on condition [0x00007f885a7b1000]
  1934. java.lang.Thread.State: WAITING (parking)
  1935. at sun.misc.Unsafe.park(Native Method)
  1936. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1937. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1938. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1939. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1940. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1941. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1942. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1943. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1944. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1945. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1946. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1947. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1948. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1949. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1950. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1951. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1952. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1953. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1954. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1955. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1956. at java.security.AccessController.doPrivileged(Native Method)
  1957. at javax.security.auth.Subject.doAs(Subject.java:396)
  1958. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1959. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1960.  
  1961. "IPC Server handler 34 on 8020" daemon prio=10 tid=0x00007f90acd2c800 nid=0x6df7 waiting on condition [0x00007f885a8b2000]
  1962. java.lang.Thread.State: WAITING (parking)
  1963. at sun.misc.Unsafe.park(Native Method)
  1964. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1965. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1966. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1967. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1968. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1969. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1970. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1971. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  1972. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  1973. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  1974. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  1975. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  1976. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  1977. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  1978. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  1979. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  1980. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  1981. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  1982. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  1983. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  1984. at java.security.AccessController.doPrivileged(Native Method)
  1985. at javax.security.auth.Subject.doAs(Subject.java:396)
  1986. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  1987. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  1988.  
  1989. "IPC Server handler 33 on 8020" daemon prio=10 tid=0x00007f90acd2a800 nid=0x6df6 waiting on condition [0x00007f885a9b3000]
  1990. java.lang.Thread.State: WAITING (parking)
  1991. at sun.misc.Unsafe.park(Native Method)
  1992. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  1993. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  1994. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  1995. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  1996. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  1997. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  1998. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  1999. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2000. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2001. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2002. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2003. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2004. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2005. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2006. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2007. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2008. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2009. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2010. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2011. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2012. at java.security.AccessController.doPrivileged(Native Method)
  2013. at javax.security.auth.Subject.doAs(Subject.java:396)
  2014. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2015. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2016.  
  2017. "IPC Server handler 32 on 8020" daemon prio=10 tid=0x00007f90acd28800 nid=0x6df5 waiting on condition [0x00007f885aab4000]
  2018. java.lang.Thread.State: WAITING (parking)
  2019. at sun.misc.Unsafe.park(Native Method)
  2020. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2021. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2022. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2023. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2024. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2025. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2026. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2027. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2028. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2029. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2030. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2031. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2032. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2033. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2034. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2035. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2036. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2037. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2038. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2039. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2040. at java.security.AccessController.doPrivileged(Native Method)
  2041. at javax.security.auth.Subject.doAs(Subject.java:396)
  2042. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2043. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2044.  
  2045. "IPC Server handler 31 on 8020" daemon prio=10 tid=0x00007f90acd25800 nid=0x6df4 waiting on condition [0x00007f885abb5000]
  2046. java.lang.Thread.State: WAITING (parking)
  2047. at sun.misc.Unsafe.park(Native Method)
  2048. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2049. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2050. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2051. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2052. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2053. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2054. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2055. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2056. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2057. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2058. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2059. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2060. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2061. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2062. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2063. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2064. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2065. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2066. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2067. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2068. at java.security.AccessController.doPrivileged(Native Method)
  2069. at javax.security.auth.Subject.doAs(Subject.java:396)
  2070. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2071. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2072.  
  2073. "IPC Server handler 30 on 8020" daemon prio=10 tid=0x00007f90acd23800 nid=0x6df3 waiting on condition [0x00007f885acb7000]
  2074. java.lang.Thread.State: WAITING (parking)
  2075. at sun.misc.Unsafe.park(Native Method)
  2076. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2077. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2078. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2079. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2080. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2081. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2082. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2083. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2084. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2085. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2086. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2087. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2088. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2089. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2090. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2091. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2092. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2093. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2094. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2095. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2096. at java.security.AccessController.doPrivileged(Native Method)
  2097. at javax.security.auth.Subject.doAs(Subject.java:396)
  2098. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2099. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2100.  
  2101. "IPC Server handler 29 on 8020" daemon prio=10 tid=0x00007f90acd21800 nid=0x6df2 waiting on condition [0x00007f885adb7000]
  2102. java.lang.Thread.State: WAITING (parking)
  2103. at sun.misc.Unsafe.park(Native Method)
  2104. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2105. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2106. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2107. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2108. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2109. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2110. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2111. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2112. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2113. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2114. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2115. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2116. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2117. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2118. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2119. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2120. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2121. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2122. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2123. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2124. at java.security.AccessController.doPrivileged(Native Method)
  2125. at javax.security.auth.Subject.doAs(Subject.java:396)
  2126. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2127. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2128.  
  2129. "IPC Server handler 28 on 8020" daemon prio=10 tid=0x00007f90acd1f800 nid=0x6df1 waiting on condition [0x00007f885aeb8000]
  2130. java.lang.Thread.State: WAITING (parking)
  2131. at sun.misc.Unsafe.park(Native Method)
  2132. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2133. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2134. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2135. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2136. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2137. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2138. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2139. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2140. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2141. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2142. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2143. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2144. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2145. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2146. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2147. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2148. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2149. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2150. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2151. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2152. at java.security.AccessController.doPrivileged(Native Method)
  2153. at javax.security.auth.Subject.doAs(Subject.java:396)
  2154. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2155. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2156.  
  2157. "IPC Server handler 27 on 8020" daemon prio=10 tid=0x00007f90acd1d000 nid=0x6df0 waiting on condition [0x00007f885afb9000]
  2158. java.lang.Thread.State: WAITING (parking)
  2159. at sun.misc.Unsafe.park(Native Method)
  2160. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2161. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2162. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2163. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2164. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2165. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2166. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2167. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2168. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2169. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2170. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2171. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2172. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2173. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2174. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2175. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2176. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2177. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2178. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2179. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2180. at java.security.AccessController.doPrivileged(Native Method)
  2181. at javax.security.auth.Subject.doAs(Subject.java:396)
  2182. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2183. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2184.  
  2185. "IPC Server handler 26 on 8020" daemon prio=10 tid=0x00007f90acd1b000 nid=0x6def waiting on condition [0x00007f885b0ba000]
  2186. java.lang.Thread.State: WAITING (parking)
  2187. at sun.misc.Unsafe.park(Native Method)
  2188. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2189. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2190. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2191. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2192. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2193. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2194. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2195. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2196. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2197. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2198. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2199. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2200. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2201. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2202. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2203. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2204. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2205. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2206. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2207. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2208. at java.security.AccessController.doPrivileged(Native Method)
  2209. at javax.security.auth.Subject.doAs(Subject.java:396)
  2210. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2211. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2212.  
  2213. "IPC Server handler 25 on 8020" daemon prio=10 tid=0x00007f90acd19000 nid=0x6dee waiting on condition [0x00007f885b1bb000]
  2214. java.lang.Thread.State: WAITING (parking)
  2215. at sun.misc.Unsafe.park(Native Method)
  2216. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2217. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2218. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2219. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2220. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2221. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2222. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2223. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2224. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2225. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2226. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2227. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2228. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2229. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2230. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2231. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2232. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2233. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2234. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2235. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2236. at java.security.AccessController.doPrivileged(Native Method)
  2237. at javax.security.auth.Subject.doAs(Subject.java:396)
  2238. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2239. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2240.  
  2241. "IPC Server handler 24 on 8020" daemon prio=10 tid=0x00007f90acd17000 nid=0x6ded waiting on condition [0x00007f885b2bc000]
  2242. java.lang.Thread.State: WAITING (parking)
  2243. at sun.misc.Unsafe.park(Native Method)
  2244. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2245. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2246. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2247. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2248. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2249. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2250. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2251. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2252. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2253. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2254. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2255. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2256. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2257. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2258. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2259. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2260. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2261. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2262. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2263. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2264. at java.security.AccessController.doPrivileged(Native Method)
  2265. at javax.security.auth.Subject.doAs(Subject.java:396)
  2266. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2267. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2268.  
  2269. "IPC Server handler 23 on 8020" daemon prio=10 tid=0x00007f90acd15000 nid=0x6dec waiting on condition [0x00007f885b3bd000]
  2270. java.lang.Thread.State: WAITING (parking)
  2271. at sun.misc.Unsafe.park(Native Method)
  2272. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2273. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2274. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2275. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2276. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2277. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2278. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2279. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2280. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2281. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2282. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2283. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2284. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2285. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2286. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2287. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2288. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2289. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2290. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2291. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2292. at java.security.AccessController.doPrivileged(Native Method)
  2293. at javax.security.auth.Subject.doAs(Subject.java:396)
  2294. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2295. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2296.  
  2297. "IPC Server handler 22 on 8020" daemon prio=10 tid=0x00007f90acd13000 nid=0x6deb waiting on condition [0x00007f885b4bf000]
  2298. java.lang.Thread.State: WAITING (parking)
  2299. at sun.misc.Unsafe.park(Native Method)
  2300. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2301. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2302. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2303. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2304. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2305. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2306. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2307. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2308. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2309. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2310. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2311. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2312. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2313. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2314. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2315. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2316. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2317. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2318. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2319. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2320. at java.security.AccessController.doPrivileged(Native Method)
  2321. at javax.security.auth.Subject.doAs(Subject.java:396)
  2322. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2323. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2324.  
  2325. "IPC Server handler 21 on 8020" daemon prio=10 tid=0x00007f90acd00000 nid=0x6dea waiting on condition [0x00007f885b5bf000]
  2326. java.lang.Thread.State: WAITING (parking)
  2327. at sun.misc.Unsafe.park(Native Method)
  2328. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2329. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2330. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2331. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2332. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2333. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2334. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2335. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2336. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2337. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2338. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2339. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2340. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2341. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2342. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2343. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2344. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2345. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2346. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2347. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2348. at java.security.AccessController.doPrivileged(Native Method)
  2349. at javax.security.auth.Subject.doAs(Subject.java:396)
  2350. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2351. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2352.  
  2353. "IPC Server handler 20 on 8020" daemon prio=10 tid=0x00007f90accfe000 nid=0x6de9 waiting on condition [0x00007f885b6c0000]
  2354. java.lang.Thread.State: WAITING (parking)
  2355. at sun.misc.Unsafe.park(Native Method)
  2356. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2357. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2358. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2359. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2360. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2361. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2362. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2363. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2364. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2365. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2366. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2367. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2368. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2369. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2370. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2371. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2372. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2373. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2374. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2375. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2376. at java.security.AccessController.doPrivileged(Native Method)
  2377. at javax.security.auth.Subject.doAs(Subject.java:396)
  2378. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2379. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2380.  
  2381. "IPC Server handler 19 on 8020" daemon prio=10 tid=0x00007f90accfc000 nid=0x6de8 waiting on condition [0x00007f885b7c1000]
  2382. java.lang.Thread.State: WAITING (parking)
  2383. at sun.misc.Unsafe.park(Native Method)
  2384. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2385. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2386. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2387. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2388. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2389. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2390. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2391. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2392. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2393. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2394. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2395. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2396. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2397. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2398. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2399. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2400. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2401. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2402. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2403. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2404. at java.security.AccessController.doPrivileged(Native Method)
  2405. at javax.security.auth.Subject.doAs(Subject.java:396)
  2406. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2407. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2408.  
  2409. "IPC Server handler 18 on 8020" daemon prio=10 tid=0x00007f90acd10800 nid=0x6de7 waiting on condition [0x00007f885b8c2000]
  2410. java.lang.Thread.State: WAITING (parking)
  2411. at sun.misc.Unsafe.park(Native Method)
  2412. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2413. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2414. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2415. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2416. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2417. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2418. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2419. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2420. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2421. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2422. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2423. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2424. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2425. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2426. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2427. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2428. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2429. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2430. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2431. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2432. at java.security.AccessController.doPrivileged(Native Method)
  2433. at javax.security.auth.Subject.doAs(Subject.java:396)
  2434. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2435. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2436.  
  2437. "IPC Server handler 17 on 8020" daemon prio=10 tid=0x00007f90acd0e800 nid=0x6de6 waiting on condition [0x00007f885b9c3000]
  2438. java.lang.Thread.State: WAITING (parking)
  2439. at sun.misc.Unsafe.park(Native Method)
  2440. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2441. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2442. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2443. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2444. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2445. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2446. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2447. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2448. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2449. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2450. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2451. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2452. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2453. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2454. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2455. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2456. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2457. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2458. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2459. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2460. at java.security.AccessController.doPrivileged(Native Method)
  2461. at javax.security.auth.Subject.doAs(Subject.java:396)
  2462. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2463. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2464.  
  2465. "IPC Server handler 16 on 8020" daemon prio=10 tid=0x00007f90acd0c800 nid=0x6de5 waiting on condition [0x00007f885bac4000]
  2466. java.lang.Thread.State: WAITING (parking)
  2467. at sun.misc.Unsafe.park(Native Method)
  2468. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2469. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2470. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2471. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2472. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2473. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2474. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2475. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2476. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2477. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2478. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2479. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2480. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2481. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2482. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2483. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2484. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2485. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2486. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2487. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2488. at java.security.AccessController.doPrivileged(Native Method)
  2489. at javax.security.auth.Subject.doAs(Subject.java:396)
  2490. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2491. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2492.  
  2493. "IPC Server handler 15 on 8020" daemon prio=10 tid=0x00007f90acd0a800 nid=0x6de4 waiting on condition [0x00007f885bbc5000]
  2494. java.lang.Thread.State: WAITING (parking)
  2495. at sun.misc.Unsafe.park(Native Method)
  2496. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2497. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2498. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2499. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2500. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2501. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2502. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2503. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2504. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2505. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2506. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2507. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2508. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2509. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2510. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2511. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2512. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2513. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2514. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2515. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2516. at java.security.AccessController.doPrivileged(Native Method)
  2517. at javax.security.auth.Subject.doAs(Subject.java:396)
  2518. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2519. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2520.  
  2521. "IPC Server handler 14 on 8020" daemon prio=10 tid=0x00007f90acd08800 nid=0x6de3 waiting on condition [0x00007f885bcc7000]
  2522. java.lang.Thread.State: WAITING (parking)
  2523. at sun.misc.Unsafe.park(Native Method)
  2524. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2525. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2526. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2527. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2528. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2529. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2530. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2531. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2532. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2533. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2534. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2535. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2536. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2537. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2538. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2539. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2540. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2541. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2542. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2543. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2544. at java.security.AccessController.doPrivileged(Native Method)
  2545. at javax.security.auth.Subject.doAs(Subject.java:396)
  2546. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2547. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2548.  
  2549. "IPC Server handler 13 on 8020" daemon prio=10 tid=0x00007f90acd06800 nid=0x6de2 waiting on condition [0x00007f885bdc7000]
  2550. java.lang.Thread.State: WAITING (parking)
  2551. at sun.misc.Unsafe.park(Native Method)
  2552. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2553. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2554. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2555. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2556. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2557. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2558. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2559. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2560. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2561. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2562. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2563. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2564. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2565. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2566. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2567. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2568. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2569. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2570. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2571. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2572. at java.security.AccessController.doPrivileged(Native Method)
  2573. at javax.security.auth.Subject.doAs(Subject.java:396)
  2574. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2575. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2576.  
  2577. "IPC Server handler 12 on 8020" daemon prio=10 tid=0x00007f90acd04800 nid=0x6de1 waiting on condition [0x00007f885bec8000]
  2578. java.lang.Thread.State: WAITING (parking)
  2579. at sun.misc.Unsafe.park(Native Method)
  2580. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2581. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2582. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2583. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2584. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2585. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2586. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2587. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2588. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2589. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2590. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2591. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2592. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2593. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2594. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2595. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2596. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2597. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2598. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2599. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2600. at java.security.AccessController.doPrivileged(Native Method)
  2601. at javax.security.auth.Subject.doAs(Subject.java:396)
  2602. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2603. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2604.  
  2605. "IPC Server handler 11 on 8020" daemon prio=10 tid=0x00007f90acd02000 nid=0x6de0 waiting on condition [0x00007f885bfc9000]
  2606. java.lang.Thread.State: WAITING (parking)
  2607. at sun.misc.Unsafe.park(Native Method)
  2608. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2609. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2610. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2611. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2612. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2613. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2614. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2615. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2616. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2617. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2618. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2619. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2620. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2621. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2622. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2623. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2624. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2625. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2626. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2627. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2628. at java.security.AccessController.doPrivileged(Native Method)
  2629. at javax.security.auth.Subject.doAs(Subject.java:396)
  2630. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2631. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2632.  
  2633. "IPC Server handler 10 on 8020" daemon prio=10 tid=0x00007f90accfa000 nid=0x6ddf waiting on condition [0x00007f885c0ca000]
  2634. java.lang.Thread.State: WAITING (parking)
  2635. at sun.misc.Unsafe.park(Native Method)
  2636. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2637. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2638. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2639. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2640. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2641. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2642. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2643. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2644. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2645. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2646. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2647. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2648. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2649. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2650. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2651. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2652. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2653. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2654. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2655. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2656. at java.security.AccessController.doPrivileged(Native Method)
  2657. at javax.security.auth.Subject.doAs(Subject.java:396)
  2658. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2659. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2660.  
  2661. "IPC Server handler 9 on 8020" daemon prio=10 tid=0x00007f90accf8800 nid=0x6dde waiting on condition [0x00007f885c1cb000]
  2662. java.lang.Thread.State: WAITING (parking)
  2663. at sun.misc.Unsafe.park(Native Method)
  2664. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2665. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2666. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2667. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2668. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2669. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2670. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2671. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2672. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2673. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2674. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2675. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2676. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2677. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2678. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2679. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2680. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2681. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2682. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2683. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2684. at java.security.AccessController.doPrivileged(Native Method)
  2685. at javax.security.auth.Subject.doAs(Subject.java:396)
  2686. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2687. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2688.  
  2689. "IPC Server handler 8 on 8020" daemon prio=10 tid=0x00007f90accf6000 nid=0x6ddd waiting on condition [0x00007f885c2cc000]
  2690. java.lang.Thread.State: WAITING (parking)
  2691. at sun.misc.Unsafe.park(Native Method)
  2692. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2693. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2694. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2695. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2696. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2697. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2698. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2699. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2700. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2701. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2702. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2703. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2704. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2705. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2706. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2707. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2708. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2709. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2710. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2711. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2712. at java.security.AccessController.doPrivileged(Native Method)
  2713. at javax.security.auth.Subject.doAs(Subject.java:396)
  2714. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2715. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2716.  
  2717. "IPC Server handler 7 on 8020" daemon prio=10 tid=0x00007f90accf4000 nid=0x6ddc waiting on condition [0x00007f885c3cd000]
  2718. java.lang.Thread.State: WAITING (parking)
  2719. at sun.misc.Unsafe.park(Native Method)
  2720. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2721. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2722. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2723. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2724. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2725. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2726. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2727. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2728. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2729. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2730. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2731. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2732. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2733. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2734. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2735. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2736. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2737. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2738. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2739. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2740. at java.security.AccessController.doPrivileged(Native Method)
  2741. at javax.security.auth.Subject.doAs(Subject.java:396)
  2742. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2743. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2744.  
  2745. "IPC Server handler 6 on 8020" daemon prio=10 tid=0x00007f90accf2800 nid=0x6ddb waiting on condition [0x00007f885c4cf000]
  2746. java.lang.Thread.State: WAITING (parking)
  2747. at sun.misc.Unsafe.park(Native Method)
  2748. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2749. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2750. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2751. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2752. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2753. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2754. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2755. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2756. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2757. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2758. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2759. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2760. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2761. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2762. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2763. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2764. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2765. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2766. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2767. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2768. at java.security.AccessController.doPrivileged(Native Method)
  2769. at javax.security.auth.Subject.doAs(Subject.java:396)
  2770. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2771. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2772.  
  2773. "IPC Server handler 5 on 8020" daemon prio=10 tid=0x00007f90acb69000 nid=0x6dda waiting on condition [0x00007f885c5cf000]
  2774. java.lang.Thread.State: WAITING (parking)
  2775. at sun.misc.Unsafe.park(Native Method)
  2776. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2777. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2778. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2779. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2780. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2781. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2782. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2783. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2784. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2785. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2786. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2787. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2788. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2789. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2790. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2791. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2792. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2793. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2794. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2795. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2796. at java.security.AccessController.doPrivileged(Native Method)
  2797. at javax.security.auth.Subject.doAs(Subject.java:396)
  2798. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2799. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2800.  
  2801. "IPC Server handler 4 on 8020" daemon prio=10 tid=0x00007f90acb65000 nid=0x6dd9 waiting on condition [0x00007f885c6d0000]
  2802. java.lang.Thread.State: WAITING (parking)
  2803. at sun.misc.Unsafe.park(Native Method)
  2804. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2805. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2806. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2807. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2808. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2809. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2810. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2811. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2812. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2813. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2814. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2815. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2816. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2817. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2818. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2819. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2820. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2821. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2822. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2823. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2824. at java.security.AccessController.doPrivileged(Native Method)
  2825. at javax.security.auth.Subject.doAs(Subject.java:396)
  2826. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2827. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2828.  
  2829. "IPC Server handler 3 on 8020" daemon prio=10 tid=0x00007f90acb90800 nid=0x6dd8 waiting on condition [0x00007f885c7d1000]
  2830. java.lang.Thread.State: WAITING (parking)
  2831. at sun.misc.Unsafe.park(Native Method)
  2832. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2833. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2834. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2835. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2836. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2837. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2838. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2839. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2840. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2841. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2842. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2843. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2844. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2845. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2846. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2847. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2848. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2849. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2850. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2851. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2852. at java.security.AccessController.doPrivileged(Native Method)
  2853. at javax.security.auth.Subject.doAs(Subject.java:396)
  2854. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2855. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2856.  
  2857. "IPC Server handler 2 on 8020" daemon prio=10 tid=0x00007f90ac286800 nid=0x6dd7 waiting on condition [0x00007f885c8d2000]
  2858. java.lang.Thread.State: WAITING (parking)
  2859. at sun.misc.Unsafe.park(Native Method)
  2860. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2861. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2862. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2863. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2864. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2865. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2866. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2867. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2868. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2869. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2870. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2871. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2872. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2873. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2874. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2875. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2876. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2877. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2878. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2879. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2880. at java.security.AccessController.doPrivileged(Native Method)
  2881. at javax.security.auth.Subject.doAs(Subject.java:396)
  2882. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2883. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2884.  
  2885. "IPC Server handler 1 on 8020" daemon prio=10 tid=0x00007f90ac27b000 nid=0x6dd6 waiting on condition [0x00007f885c9d3000]
  2886. java.lang.Thread.State: WAITING (parking)
  2887. at sun.misc.Unsafe.park(Native Method)
  2888. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2889. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2890. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2891. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2892. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2893. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2894. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2895. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2896. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2897. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2898. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2899. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2900. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2901. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2902. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2903. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2904. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2905. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2906. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2907. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2908. at java.security.AccessController.doPrivileged(Native Method)
  2909. at javax.security.auth.Subject.doAs(Subject.java:396)
  2910. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2911. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2912.  
  2913. "IPC Server handler 0 on 8020" daemon prio=10 tid=0x00007f90acb32000 nid=0x6dd5 waiting on condition [0x00007f885cad4000]
  2914. java.lang.Thread.State: WAITING (parking)
  2915. at sun.misc.Unsafe.park(Native Method)
  2916. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2917. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2918. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2919. at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:941)
  2920. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1261)
  2921. at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:594)
  2922. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.readLock(FSNamesystem.java:998)
  2923. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4714)
  2924. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:4698)
  2925. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPathAccess(FSNamesystem.java:4660)
  2926. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsInt(FSNamesystem.java:1282)
  2927. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1269)
  2928. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1242)
  2929. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:392)
  2930. at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
  2931. at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
  2932. at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
  2933. at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
  2934. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
  2935. at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
  2936. at java.security.AccessController.doPrivileged(Native Method)
  2937. at javax.security.auth.Subject.doAs(Subject.java:396)
  2938. at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
  2939. at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
  2940.  
  2941. "IPC Server listener on 8020" daemon prio=10 tid=0x00007f90ac34f800 nid=0x6dd4 runnable [0x00007f885cbd6000]
  2942. java.lang.Thread.State: RUNNABLE
  2943. at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
  2944. at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:210)
  2945. at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:65)
  2946. at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:69)
  2947. - locked <0x00007f8d5cb07c50> (a sun.nio.ch.Util$2)
  2948. - locked <0x00007f8d5cb07c38> (a java.util.Collections$UnmodifiableSet)
  2949. - locked <0x00007f8d5cb0d468> (a sun.nio.ch.EPollSelectorImpl)
  2950. at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:80)
  2951. at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:84)
  2952. at org.apache.hadoop.ipc.Server$Listener.run(Server.java:620)
  2953.  
  2954. "IPC Server Responder" daemon prio=10 tid=0x00007f90ac256000 nid=0x6dd3 runnable [0x00007f885ccd7000]
  2955. java.lang.Thread.State: RUNNABLE
  2956. at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
  2957. at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:210)
  2958. at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:65)
  2959. at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:69)
  2960. - locked <0x00007f8d5c4e3f70> (a sun.nio.ch.Util$2)
  2961. - locked <0x00007f8d5c4e3f58> (a java.util.Collections$UnmodifiableSet)
  2962. - locked <0x00007f8d5cb0d3f0> (a sun.nio.ch.EPollSelectorImpl)
  2963. at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:80)
  2964. at org.apache.hadoop.ipc.Server$Responder.doRunLoop(Server.java:804)
  2965. at org.apache.hadoop.ipc.Server$Responder.run(Server.java:787)
  2966.  
  2967. "Timer-0" daemon prio=10 tid=0x00007f90acab9800 nid=0x6dd2 in Object.wait() [0x00007f885cdd8000]
  2968. java.lang.Thread.State: TIMED_WAITING (on object monitor)
  2969. at java.lang.Object.wait(Native Method)
  2970. at java.util.TimerThread.mainLoop(Timer.java:509)
  2971. - locked <0x00007f8d5cb1ac70> (a java.util.TaskQueue)
  2972. at java.util.TimerThread.run(Timer.java:462)
  2973.  
  2974. "114461397@qtp-1736442366-1 - Acceptor0 SelectChannelConnector@0.0.0.0:50070" prio=10 tid=0x00007f90ac236000 nid=0x6dd1 runnable [0x00007f885ced9000]
  2975. java.lang.Thread.State: RUNNABLE
  2976. at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
  2977. at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:210)
  2978. at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:65)
  2979. at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:69)
  2980. - locked <0x00007f8d5cb80a88> (a sun.nio.ch.Util$2)
  2981. - locked <0x00007f8d5cb80a70> (a java.util.Collections$UnmodifiableSet)
  2982. - locked <0x00007f8d5cba0dd0> (a sun.nio.ch.EPollSelectorImpl)
  2983. at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:80)
  2984. at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:511)
  2985. at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:193)
  2986. at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
  2987. at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:708)
  2988. at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
  2989.  
  2990. "org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor@c970c0e" daemon prio=10 tid=0x00007f90acb95800 nid=0x6dcf waiting on condition [0x00007f88694df000]
  2991. java.lang.Thread.State: WAITING (parking)
  2992. at sun.misc.Unsafe.park(Native Method)
  2993. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  2994. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  2995. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  2996. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:842)
  2997. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1178)
  2998. at java.util.concurrent.locks.ReentrantReadWriteLock$WriteLock.lock(ReentrantReadWriteLock.java:807)
  2999. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.writeLock(FSNamesystem.java:1006)
  3000. at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeReplicationWork(BlockManager.java:1109)
  3001. at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.computeDatanodeWork(BlockManager.java:3050)
  3002. at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager$ReplicationMonitor.run(BlockManager.java:3012)
  3003. at java.lang.Thread.run(Thread.java:662)
  3004.  
  3005. "org.apache.hadoop.hdfs.server.blockmanagement.HeartbeatManager$Monitor@79b66b06" daemon prio=10 tid=0x00007f90acbaa000 nid=0x6dce waiting on condition [0x00007f88693de000]
  3006. java.lang.Thread.State: TIMED_WAITING (sleeping)
  3007. at java.lang.Thread.sleep(Native Method)
  3008. at org.apache.hadoop.hdfs.server.blockmanagement.HeartbeatManager$Monitor.run(HeartbeatManager.java:296)
  3009. at java.lang.Thread.run(Thread.java:662)
  3010.  
  3011. "org.apache.hadoop.hdfs.server.blockmanagement.DecommissionManager$Monitor@7c2f865d" daemon prio=10 tid=0x00007f90acba9800 nid=0x6dcd waiting on condition [0x00007f88695e0000]
  3012. java.lang.Thread.State: WAITING (parking)
  3013. at sun.misc.Unsafe.park(Native Method)
  3014. - parking to wait for <0x00007f88a168ae38> (a java.util.concurrent.locks.ReentrantReadWriteLock$FairSync)
  3015. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  3016. at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:811)
  3017. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:842)
  3018. at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1178)
  3019. at java.util.concurrent.locks.ReentrantReadWriteLock$WriteLock.lock(ReentrantReadWriteLock.java:807)
  3020. at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.writeLock(FSNamesystem.java:1006)
  3021. at org.apache.hadoop.hdfs.server.blockmanagement.DecommissionManager$Monitor.run(DecommissionManager.java:68)
  3022. at java.lang.Thread.run(Thread.java:662)
  3023.  
  3024. "org.apache.hadoop.hdfs.server.blockmanagement.PendingReplicationBlocks$PendingReplicationMonitor@de4e479" daemon prio=10 tid=0x00007f90acaaa000 nid=0x6dcc waiting on condition [0x00007f88692dd000]
  3025. java.lang.Thread.State: TIMED_WAITING (sleeping)
  3026. at java.lang.Thread.sleep(Native Method)
  3027. at org.apache.hadoop.hdfs.server.blockmanagement.PendingReplicationBlocks$PendingReplicationMonitor.run(PendingReplicationBlocks.java:211)
  3028. at java.lang.Thread.run(Thread.java:662)
  3029.  
  3030. "Socket Reader #1 for port 8020" prio=10 tid=0x00007f90ac25b000 nid=0x6dc8 runnable [0x00007f88691dc000]
  3031. java.lang.Thread.State: RUNNABLE
  3032. at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
  3033. at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:210)
  3034. at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:65)
  3035. at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:69)
  3036. - locked <0x00007f8d5c4e4438> (a sun.nio.ch.Util$2)
  3037. - locked <0x00007f8d5c4e4420> (a java.util.Collections$UnmodifiableSet)
  3038. - locked <0x00007f8d5caff290> (a sun.nio.ch.EPollSelectorImpl)
  3039. at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:80)
  3040. at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:84)
  3041. at org.apache.hadoop.ipc.Server$Listener$Reader.doRunLoop(Server.java:507)
  3042. - locked <0x00007f8d5cb2b088> (a org.apache.hadoop.ipc.Server$Listener$Reader)
  3043. at org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:493)
  3044.  
  3045. "Socket Reader #1 for port 8022" prio=10 tid=0x00007f90acabf000 nid=0x6dc7 runnable [0x00007f88690db000]
  3046. java.lang.Thread.State: RUNNABLE
  3047. at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
  3048. at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:210)
  3049. at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:65)
  3050. at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:69)
  3051. - locked <0x00007f8d5c43f8d0> (a sun.nio.ch.Util$2)
  3052. - locked <0x00007f8d5c43f918> (a java.util.Collections$UnmodifiableSet)
  3053. - locked <0x00007f8d5cb16670> (a sun.nio.ch.EPollSelectorImpl)
  3054. at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:80)
  3055. at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:84)
  3056. at org.apache.hadoop.ipc.Server$Listener$Reader.doRunLoop(Server.java:507)
  3057. - locked <0x00007f8d5cb2f4f8> (a org.apache.hadoop.ipc.Server$Listener$Reader)
  3058. at org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:493)
  3059.  
  3060. "Logger channel to hadooppdn45/10.250.195.206:8485" daemon prio=10 tid=0x00007f90acbe5000 nid=0x6a41 waiting on condition [0x00007f88696e1000]
  3061. java.lang.Thread.State: WAITING (parking)
  3062. at sun.misc.Unsafe.park(Native Method)
  3063. - parking to wait for <0x00007f88c1a847e0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
  3064. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  3065. at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1987)
  3066. at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:399)
  3067. at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:947)
  3068. at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
  3069. at java.lang.Thread.run(Thread.java:662)
  3070.  
  3071. "Logger channel to hadooppdn68/10.250.195.239:8485" daemon prio=10 tid=0x00007f90acbe4800 nid=0x6a40 waiting on condition [0x00007f8869bee000]
  3072. java.lang.Thread.State: WAITING (parking)
  3073. at sun.misc.Unsafe.park(Native Method)
  3074. - parking to wait for <0x00007f88c1a84808> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
  3075. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  3076. at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1987)
  3077. at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:399)
  3078. at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:947)
  3079. at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
  3080. at java.lang.Thread.run(Thread.java:662)
  3081.  
  3082. "Logger channel to hadooppdn56/10.250.195.222:8485" daemon prio=10 tid=0x00007f90aca49000 nid=0x6a3f waiting on condition [0x00007f8869cef000]
  3083. java.lang.Thread.State: WAITING (parking)
  3084. at sun.misc.Unsafe.park(Native Method)
  3085. - parking to wait for <0x00007f88c1a84830> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
  3086. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  3087. at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1987)
  3088. at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:399)
  3089. at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:947)
  3090. at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
  3091. at java.lang.Thread.run(Thread.java:662)
  3092.  
  3093. "New I/O worker #1" daemon prio=10 tid=0x00007f909c363000 nid=0x6a3e runnable [0x00007f88698e4000]
  3094. java.lang.Thread.State: RUNNABLE
  3095. at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
  3096. at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:210)
  3097. at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:65)
  3098. at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:69)
  3099. - locked <0x00007f88a15d1240> (a sun.nio.ch.Util$2)
  3100. - locked <0x00007f88a15d1258> (a java.util.Collections$UnmodifiableSet)
  3101. - locked <0x00007f88a15d11c8> (a sun.nio.ch.EPollSelectorImpl)
  3102. at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:80)
  3103. at com.cloudera.cmf.event.shaded.org.jboss.netty.channel.socket.nio.SelectorUtil.select(SelectorUtil.java:52)
  3104. at com.cloudera.cmf.event.shaded.org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioWorker.java:208)
  3105. at com.cloudera.cmf.event.shaded.org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:38)
  3106. at com.cloudera.cmf.event.shaded.org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:102)
  3107. at com.cloudera.cmf.event.shaded.org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:42)
  3108. at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
  3109. at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
  3110. at java.lang.Thread.run(Thread.java:662)
  3111.  
  3112. "AvroEventStorePublisher-NettyThread-boss_1" daemon prio=10 tid=0x00007f90a4011000 nid=0x6a3d waiting on condition [0x00007f88699e5000]
  3113. java.lang.Thread.State: WAITING (parking)
  3114. at sun.misc.Unsafe.park(Native Method)
  3115. - parking to wait for <0x00007f88a15df3d0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
  3116. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  3117. at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1987)
  3118. at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:399)
  3119. at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:947)
  3120. at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
  3121. at java.lang.Thread.run(Thread.java:662)
  3122.  
  3123. "EventStorePublisherWithRetry-0" daemon prio=10 tid=0x0000000040878800 nid=0x6a39 waiting on condition [0x00007f8869df0000]
  3124. java.lang.Thread.State: WAITING (parking)
  3125. at sun.misc.Unsafe.park(Native Method)
  3126. - parking to wait for <0x00007f88a157b448> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
  3127. at java.util.concurrent.locks.LockSupport.park(LockSupport.java:156)
  3128. at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1987)
  3129. at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:399)
  3130. at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:947)
  3131. at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
  3132. at java.lang.Thread.run(Thread.java:662)
  3133.  
  3134. "Timer for 'NameNode' metrics system" daemon prio=10 tid=0x00007f90ac9f8800 nid=0x6a38 in Object.wait() [0x00007f886a30a000]
  3135. java.lang.Thread.State: TIMED_WAITING (on object monitor)
  3136. at java.lang.Object.wait(Native Method)
  3137. at java.util.TimerThread.mainLoop(Timer.java:509)
  3138. - locked <0x00007f88a16061f8> (a java.util.TaskQueue)
  3139. at java.util.TimerThread.run(Timer.java:462)
  3140.  
  3141. "event filterer" daemon prio=10 tid=0x00007f90ac9f1800 nid=0x6a37 waiting on condition [0x00007f886a7aa000]
  3142. java.lang.Thread.State: TIMED_WAITING (parking)
  3143. at sun.misc.Unsafe.park(Native Method)
  3144. - parking to wait for <0x00007f88a1578590> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
  3145. at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:196)
  3146. at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2025)
  3147. at java.util.concurrent.LinkedBlockingQueue.poll(LinkedBlockingQueue.java:424)
  3148. at com.cloudera.cmf.eventcatcher.client.logs.LogEventProcessor.runFiltering(LogEventProcessor.java:132)
  3149. at com.cloudera.cmf.eventcatcher.client.logs.LogEventProcessor.access$000(LogEventProcessor.java:28)
  3150. at com.cloudera.cmf.eventcatcher.client.logs.LogEventProcessor$1.run(LogEventProcessor.java:81)
  3151.  
  3152. "Low Memory Detector" daemon prio=10 tid=0x00007f90ac226800 nid=0x6a35 runnable [0x0000000000000000]
  3153. java.lang.Thread.State: RUNNABLE
  3154.  
  3155. "C2 CompilerThread1" daemon prio=10 tid=0x00007f90ac224000 nid=0x6a34 waiting on condition [0x0000000000000000]
  3156. java.lang.Thread.State: RUNNABLE
  3157.  
  3158. "C2 CompilerThread0" daemon prio=10 tid=0x00007f90ac221800 nid=0x6a33 waiting on condition [0x0000000000000000]
  3159. java.lang.Thread.State: RUNNABLE
  3160.  
  3161. "Signal Dispatcher" daemon prio=10 tid=0x00007f90ac21f800 nid=0x6a32 runnable [0x0000000000000000]
  3162. java.lang.Thread.State: RUNNABLE
  3163.  
  3164. "Surrogate Locker Thread (Concurrent GC)" daemon prio=10 tid=0x00007f90ac21d800 nid=0x6a31 waiting on condition [0x0000000000000000]
  3165. java.lang.Thread.State: RUNNABLE
  3166.  
  3167. "Finalizer" daemon prio=10 tid=0x00007f90ac201800 nid=0x6a30 in Object.wait() [0x00007f90a83da000]
  3168. java.lang.Thread.State: WAITING (on object monitor)
  3169. at java.lang.Object.wait(Native Method)
  3170. at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:118)
  3171. - locked <0x00007f88a1462650> (a java.lang.ref.ReferenceQueue$Lock)
  3172. at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:134)
  3173. at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:159)
  3174.  
  3175. "Reference Handler" daemon prio=10 tid=0x00007f90ac1ff800 nid=0x6a2f in Object.wait() [0x00007f90a84db000]
  3176. java.lang.Thread.State: WAITING (on object monitor)
  3177. at java.lang.Object.wait(Native Method)
  3178. at java.lang.Object.wait(Object.java:485)
  3179. at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:116)
  3180. - locked <0x00007f88a1460018> (a java.lang.ref.Reference$Lock)
  3181.  
  3182. "main" prio=10 tid=0x00007f90ac010000 nid=0x6a24 in Object.wait() [0x00007f90b295b000]
  3183. java.lang.Thread.State: WAITING (on object monitor)
  3184. at java.lang.Object.wait(Native Method)
  3185. - waiting on <0x00007f8d5cad4420> (a org.apache.hadoop.ipc.ProtobufRpcEngine$Server)
  3186. at java.lang.Object.wait(Object.java:485)
  3187. at org.apache.hadoop.ipc.Server.join(Server.java:2027)
  3188. - locked <0x00007f8d5cad4420> (a org.apache.hadoop.ipc.ProtobufRpcEngine$Server)
  3189. at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.join(NameNodeRpcServer.java:290)
  3190. at org.apache.hadoop.hdfs.server.namenode.NameNode.join(NameNode.java:632)
  3191. at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1228)
  3192.  
  3193. "VM Thread" prio=10 tid=0x00007f90ac1f8800 nid=0x6a2e runnable
  3194.  
  3195. "Gang worker#0 (Parallel GC Threads)" prio=10 tid=0x00007f90ac01e800 nid=0x6a25 runnable
  3196.  
  3197. "Gang worker#1 (Parallel GC Threads)" prio=10 tid=0x00007f90ac020000 nid=0x6a26 runnable
  3198.  
  3199. "Gang worker#2 (Parallel GC Threads)" prio=10 tid=0x00007f90ac022000 nid=0x6a27 runnable
  3200.  
  3201. "Gang worker#3 (Parallel GC Threads)" prio=10 tid=0x00007f90ac023800 nid=0x6a28 runnable
  3202.  
  3203. "Gang worker#4 (Parallel GC Threads)" prio=10 tid=0x00007f90ac025800 nid=0x6a29 runnable
  3204.  
  3205. "Gang worker#5 (Parallel GC Threads)" prio=10 tid=0x00007f90ac027800 nid=0x6a2a runnable
  3206.  
  3207. "Gang worker#6 (Parallel GC Threads)" prio=10 tid=0x00007f90ac029000 nid=0x6a2b runnable
  3208.  
  3209. "Gang worker#7 (Parallel GC Threads)" prio=10 tid=0x00007f90ac02b000 nid=0x6a2c runnable
  3210.  
  3211. "Concurrent Mark-Sweep GC Thread" prio=10 tid=0x00007f90ac11b000 nid=0x6a2d runnable
  3212. "VM Periodic Task Thread" prio=10 tid=0x00007f90ac231800 nid=0x6a36 waiting on condition
  3213.  
  3214. JNI global references: 1797
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