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  1. [amos@amos-centos7 scylla-dtest]$ sh run.sh
  2. /home/amos/scylla-dtest
  3. /home/amos/scylla-ccm:/usr/local/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/opt/scylladb/bin:/opt/scylladb/sbin:/home/amos/.local/bin:/home/amos/bin
  4. /home/amos/scylla-ccm
  5. /home/amos/scylla/build/release/
  6. Examples:
  7. === To run a simple boot and shutdown test:
  8. nosetests -v -s simple_boot_shutdown.py
  9.  
  10. === To run a test and keep the cluster data
  11. KEEP_TEST_DIR=true REUSE_CLUSTER=false nosetests -v -s simple_boot_shutdown.py
  12.  
  13. === To remove dtest produced clsuter data
  14. ls -l ~/.dtest; rm -rf ~/.dtest
  15. kill_the_node_with_the_auth_info_test (auth_test.TestAuth) ... ERROR
  16.  
  17. ======================================================================
  18. ERROR: kill_the_node_with_the_auth_info_test (auth_test.TestAuth)
  19. ----------------------------------------------------------------------
  20. Traceback (most recent call last):
  21. File "/home/amos/scylla-dtest/auth_test.py", line 794, in kill_the_node_with_the_auth_info_test
  22. cassandra = self.get_session(user='cassandra', password='cassandra')
  23. File "/home/amos/scylla-dtest/auth_test.py", line 966, in get_session
  24. conn = self.patient_cql_connection(node, user=user, password=password)
  25. File "/home/amos/scylla-dtest/dtest.py", line 559, in patient_cql_connection
  26. bypassed_exception=NoHostAvailable
  27. File "/home/amos/scylla-dtest/dtest.py", line 110, in retry_till_success
  28. return fun(*args, **kwargs)
  29. File "/home/amos/scylla-dtest/dtest.py", line 494, in cql_connection
  30. protocol_version, port=port, ssl_opts=ssl_opts)
  31. File "/home/amos/scylla-dtest/dtest.py", line 522, in _create_session
  32. session = cluster.connect()
  33. File "cassandra/cluster.py", line 1160, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:17473)
  34. with self._lock:
  35. File "cassandra/cluster.py", line 1193, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:17294)
  36. raise
  37. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  38. self.control_connection.connect()
  39. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  40. self._set_new_connection(self._reconnect_internal())
  41. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  42. raise NoHostAvailable("Unable to connect to any servers", errors)
  43. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  44. -------------------- >> begin captured logging << --------------------
  45. dtest: DEBUG: going to run tests sequentially
  46. dtest: DEBUG: cluster ccm directory: /home/amos/.dtest/dtest-6R9tY5
  47. dtest: DEBUG: prepare cluster with 3 nodes
  48. dtest: DEBUG: Default role created by node1
  49. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  50. Traceback (most recent call last):
  51. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  52. return self._try_connect(host)
  53. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  54. self._cluster.protocol_downgrade(host.address, e.startup_version)
  55. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  56. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  57. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  58. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  59. Traceback (most recent call last):
  60. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  61. self.control_connection.connect()
  62. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  63. self._set_new_connection(self._reconnect_internal())
  64. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  65. raise NoHostAvailable("Unable to connect to any servers", errors)
  66. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  67. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  68. Traceback (most recent call last):
  69. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  70. return self._try_connect(host)
  71. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  72. self._cluster.protocol_downgrade(host.address, e.startup_version)
  73. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  74. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  75. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  76. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  77. Traceback (most recent call last):
  78. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  79. self.control_connection.connect()
  80. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  81. self._set_new_connection(self._reconnect_internal())
  82. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  83. raise NoHostAvailable("Unable to connect to any servers", errors)
  84. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  85. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  86. Traceback (most recent call last):
  87. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  88. return self._try_connect(host)
  89. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  90. self._cluster.protocol_downgrade(host.address, e.startup_version)
  91. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  92. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  93. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  94. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  95. Traceback (most recent call last):
  96. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  97. self.control_connection.connect()
  98. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  99. self._set_new_connection(self._reconnect_internal())
  100. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  101. raise NoHostAvailable("Unable to connect to any servers", errors)
  102. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  103. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  104. Traceback (most recent call last):
  105. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  106. return self._try_connect(host)
  107. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  108. self._cluster.protocol_downgrade(host.address, e.startup_version)
  109. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  110. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  111. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  112. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  113. Traceback (most recent call last):
  114. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  115. self.control_connection.connect()
  116. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  117. self._set_new_connection(self._reconnect_internal())
  118. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  119. raise NoHostAvailable("Unable to connect to any servers", errors)
  120. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  121. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  122. Traceback (most recent call last):
  123. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  124. return self._try_connect(host)
  125. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  126. self._cluster.protocol_downgrade(host.address, e.startup_version)
  127. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  128. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  129. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  130. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  131. Traceback (most recent call last):
  132. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  133. self.control_connection.connect()
  134. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  135. self._set_new_connection(self._reconnect_internal())
  136. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  137. raise NoHostAvailable("Unable to connect to any servers", errors)
  138. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  139. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  140. Traceback (most recent call last):
  141. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  142. return self._try_connect(host)
  143. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  144. self._cluster.protocol_downgrade(host.address, e.startup_version)
  145. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  146. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  147. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  148. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  149. Traceback (most recent call last):
  150. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  151. self.control_connection.connect()
  152. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  153. self._set_new_connection(self._reconnect_internal())
  154. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  155. raise NoHostAvailable("Unable to connect to any servers", errors)
  156. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  157. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  158. Traceback (most recent call last):
  159. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  160. return self._try_connect(host)
  161. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  162. self._cluster.protocol_downgrade(host.address, e.startup_version)
  163. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  164. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  165. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  166. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  167. Traceback (most recent call last):
  168. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  169. self.control_connection.connect()
  170. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  171. self._set_new_connection(self._reconnect_internal())
  172. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  173. raise NoHostAvailable("Unable to connect to any servers", errors)
  174. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  175. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  176. Traceback (most recent call last):
  177. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  178. return self._try_connect(host)
  179. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  180. self._cluster.protocol_downgrade(host.address, e.startup_version)
  181. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  182. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  183. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  184. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  185. Traceback (most recent call last):
  186. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  187. self.control_connection.connect()
  188. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  189. self._set_new_connection(self._reconnect_internal())
  190. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  191. raise NoHostAvailable("Unable to connect to any servers", errors)
  192. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  193. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  194. Traceback (most recent call last):
  195. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  196. return self._try_connect(host)
  197. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  198. self._cluster.protocol_downgrade(host.address, e.startup_version)
  199. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  200. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  201. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  202. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  203. Traceback (most recent call last):
  204. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  205. self.control_connection.connect()
  206. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  207. self._set_new_connection(self._reconnect_internal())
  208. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  209. raise NoHostAvailable("Unable to connect to any servers", errors)
  210. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  211. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  212. Traceback (most recent call last):
  213. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  214. return self._try_connect(host)
  215. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  216. self._cluster.protocol_downgrade(host.address, e.startup_version)
  217. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  218. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  219. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  220. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  221. Traceback (most recent call last):
  222. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  223. self.control_connection.connect()
  224. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  225. self._set_new_connection(self._reconnect_internal())
  226. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  227. raise NoHostAvailable("Unable to connect to any servers", errors)
  228. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  229. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  230. Traceback (most recent call last):
  231. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  232. return self._try_connect(host)
  233. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  234. self._cluster.protocol_downgrade(host.address, e.startup_version)
  235. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  236. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  237. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  238. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  239. Traceback (most recent call last):
  240. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  241. self.control_connection.connect()
  242. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  243. self._set_new_connection(self._reconnect_internal())
  244. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  245. raise NoHostAvailable("Unable to connect to any servers", errors)
  246. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  247. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  248. Traceback (most recent call last):
  249. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  250. return self._try_connect(host)
  251. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  252. self._cluster.protocol_downgrade(host.address, e.startup_version)
  253. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  254. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  255. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  256. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  257. Traceback (most recent call last):
  258. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  259. self.control_connection.connect()
  260. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  261. self._set_new_connection(self._reconnect_internal())
  262. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  263. raise NoHostAvailable("Unable to connect to any servers", errors)
  264. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  265. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  266. Traceback (most recent call last):
  267. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  268. return self._try_connect(host)
  269. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  270. self._cluster.protocol_downgrade(host.address, e.startup_version)
  271. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  272. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  273. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  274. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  275. Traceback (most recent call last):
  276. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  277. self.control_connection.connect()
  278. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  279. self._set_new_connection(self._reconnect_internal())
  280. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  281. raise NoHostAvailable("Unable to connect to any servers", errors)
  282. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  283. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  284. Traceback (most recent call last):
  285. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  286. return self._try_connect(host)
  287. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  288. self._cluster.protocol_downgrade(host.address, e.startup_version)
  289. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  290. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  291. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  292. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  293. Traceback (most recent call last):
  294. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  295. self.control_connection.connect()
  296. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  297. self._set_new_connection(self._reconnect_internal())
  298. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  299. raise NoHostAvailable("Unable to connect to any servers", errors)
  300. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  301. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  302. Traceback (most recent call last):
  303. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  304. return self._try_connect(host)
  305. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  306. self._cluster.protocol_downgrade(host.address, e.startup_version)
  307. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  308. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  309. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  310. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  311. Traceback (most recent call last):
  312. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  313. self.control_connection.connect()
  314. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  315. self._set_new_connection(self._reconnect_internal())
  316. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  317. raise NoHostAvailable("Unable to connect to any servers", errors)
  318. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  319. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  320. Traceback (most recent call last):
  321. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  322. return self._try_connect(host)
  323. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  324. self._cluster.protocol_downgrade(host.address, e.startup_version)
  325. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  326. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  327. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  328. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  329. Traceback (most recent call last):
  330. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  331. self.control_connection.connect()
  332. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  333. self._set_new_connection(self._reconnect_internal())
  334. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  335. raise NoHostAvailable("Unable to connect to any servers", errors)
  336. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  337. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  338. Traceback (most recent call last):
  339. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  340. return self._try_connect(host)
  341. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  342. self._cluster.protocol_downgrade(host.address, e.startup_version)
  343. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  344. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  345. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  346. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  347. Traceback (most recent call last):
  348. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  349. self.control_connection.connect()
  350. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  351. self._set_new_connection(self._reconnect_internal())
  352. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  353. raise NoHostAvailable("Unable to connect to any servers", errors)
  354. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  355. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  356. Traceback (most recent call last):
  357. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  358. return self._try_connect(host)
  359. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  360. self._cluster.protocol_downgrade(host.address, e.startup_version)
  361. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  362. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  363. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  364. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  365. Traceback (most recent call last):
  366. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  367. self.control_connection.connect()
  368. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  369. self._set_new_connection(self._reconnect_internal())
  370. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  371. raise NoHostAvailable("Unable to connect to any servers", errors)
  372. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  373. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  374. Traceback (most recent call last):
  375. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  376. return self._try_connect(host)
  377. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  378. self._cluster.protocol_downgrade(host.address, e.startup_version)
  379. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  380. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  381. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  382. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  383. Traceback (most recent call last):
  384. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  385. self.control_connection.connect()
  386. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  387. self._set_new_connection(self._reconnect_internal())
  388. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  389. raise NoHostAvailable("Unable to connect to any servers", errors)
  390. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  391. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  392. Traceback (most recent call last):
  393. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  394. return self._try_connect(host)
  395. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  396. self._cluster.protocol_downgrade(host.address, e.startup_version)
  397. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  398. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  399. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  400. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  401. Traceback (most recent call last):
  402. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  403. self.control_connection.connect()
  404. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  405. self._set_new_connection(self._reconnect_internal())
  406. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  407. raise NoHostAvailable("Unable to connect to any servers", errors)
  408. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  409. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  410. Traceback (most recent call last):
  411. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  412. return self._try_connect(host)
  413. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  414. self._cluster.protocol_downgrade(host.address, e.startup_version)
  415. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  416. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  417. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  418. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  419. Traceback (most recent call last):
  420. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  421. self.control_connection.connect()
  422. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  423. self._set_new_connection(self._reconnect_internal())
  424. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  425. raise NoHostAvailable("Unable to connect to any servers", errors)
  426. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  427. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  428. Traceback (most recent call last):
  429. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  430. return self._try_connect(host)
  431. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  432. self._cluster.protocol_downgrade(host.address, e.startup_version)
  433. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  434. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  435. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  436. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  437. Traceback (most recent call last):
  438. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  439. self.control_connection.connect()
  440. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  441. self._set_new_connection(self._reconnect_internal())
  442. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  443. raise NoHostAvailable("Unable to connect to any servers", errors)
  444. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  445. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  446. Traceback (most recent call last):
  447. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  448. return self._try_connect(host)
  449. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  450. self._cluster.protocol_downgrade(host.address, e.startup_version)
  451. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  452. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  453. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  454. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  455. Traceback (most recent call last):
  456. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  457. self.control_connection.connect()
  458. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  459. self._set_new_connection(self._reconnect_internal())
  460. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  461. raise NoHostAvailable("Unable to connect to any servers", errors)
  462. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  463. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  464. Traceback (most recent call last):
  465. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  466. return self._try_connect(host)
  467. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  468. self._cluster.protocol_downgrade(host.address, e.startup_version)
  469. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  470. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  471. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  472. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  473. Traceback (most recent call last):
  474. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  475. self.control_connection.connect()
  476. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  477. self._set_new_connection(self._reconnect_internal())
  478. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  479. raise NoHostAvailable("Unable to connect to any servers", errors)
  480. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  481. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  482. Traceback (most recent call last):
  483. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  484. return self._try_connect(host)
  485. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  486. self._cluster.protocol_downgrade(host.address, e.startup_version)
  487. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  488. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  489. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  490. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  491. Traceback (most recent call last):
  492. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  493. self.control_connection.connect()
  494. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  495. self._set_new_connection(self._reconnect_internal())
  496. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  497. raise NoHostAvailable("Unable to connect to any servers", errors)
  498. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  499. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  500. Traceback (most recent call last):
  501. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  502. return self._try_connect(host)
  503. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  504. self._cluster.protocol_downgrade(host.address, e.startup_version)
  505. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  506. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  507. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  508. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  509. Traceback (most recent call last):
  510. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  511. self.control_connection.connect()
  512. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  513. self._set_new_connection(self._reconnect_internal())
  514. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  515. raise NoHostAvailable("Unable to connect to any servers", errors)
  516. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  517. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  518. Traceback (most recent call last):
  519. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  520. return self._try_connect(host)
  521. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  522. self._cluster.protocol_downgrade(host.address, e.startup_version)
  523. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  524. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  525. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  526. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  527. Traceback (most recent call last):
  528. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  529. self.control_connection.connect()
  530. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  531. self._set_new_connection(self._reconnect_internal())
  532. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  533. raise NoHostAvailable("Unable to connect to any servers", errors)
  534. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  535. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  536. Traceback (most recent call last):
  537. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  538. return self._try_connect(host)
  539. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  540. self._cluster.protocol_downgrade(host.address, e.startup_version)
  541. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  542. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  543. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  544. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  545. Traceback (most recent call last):
  546. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  547. self.control_connection.connect()
  548. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  549. self._set_new_connection(self._reconnect_internal())
  550. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  551. raise NoHostAvailable("Unable to connect to any servers", errors)
  552. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  553. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  554. Traceback (most recent call last):
  555. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  556. return self._try_connect(host)
  557. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  558. self._cluster.protocol_downgrade(host.address, e.startup_version)
  559. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  560. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  561. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  562. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  563. Traceback (most recent call last):
  564. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  565. self.control_connection.connect()
  566. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  567. self._set_new_connection(self._reconnect_internal())
  568. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  569. raise NoHostAvailable("Unable to connect to any servers", errors)
  570. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  571. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  572. Traceback (most recent call last):
  573. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  574. return self._try_connect(host)
  575. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  576. self._cluster.protocol_downgrade(host.address, e.startup_version)
  577. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  578. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  579. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  580. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  581. Traceback (most recent call last):
  582. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  583. self.control_connection.connect()
  584. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  585. self._set_new_connection(self._reconnect_internal())
  586. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  587. raise NoHostAvailable("Unable to connect to any servers", errors)
  588. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  589. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  590. Traceback (most recent call last):
  591. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  592. return self._try_connect(host)
  593. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  594. self._cluster.protocol_downgrade(host.address, e.startup_version)
  595. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  596. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  597. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  598. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  599. Traceback (most recent call last):
  600. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  601. self.control_connection.connect()
  602. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  603. self._set_new_connection(self._reconnect_internal())
  604. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  605. raise NoHostAvailable("Unable to connect to any servers", errors)
  606. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  607. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  608. Traceback (most recent call last):
  609. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  610. return self._try_connect(host)
  611. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  612. self._cluster.protocol_downgrade(host.address, e.startup_version)
  613. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  614. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  615. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  616. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  617. Traceback (most recent call last):
  618. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  619. self.control_connection.connect()
  620. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  621. self._set_new_connection(self._reconnect_internal())
  622. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  623. raise NoHostAvailable("Unable to connect to any servers", errors)
  624. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  625. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  626. Traceback (most recent call last):
  627. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  628. return self._try_connect(host)
  629. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  630. self._cluster.protocol_downgrade(host.address, e.startup_version)
  631. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  632. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  633. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  634. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  635. Traceback (most recent call last):
  636. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  637. self.control_connection.connect()
  638. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  639. self._set_new_connection(self._reconnect_internal())
  640. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  641. raise NoHostAvailable("Unable to connect to any servers", errors)
  642. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  643. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  644. Traceback (most recent call last):
  645. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  646. return self._try_connect(host)
  647. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  648. self._cluster.protocol_downgrade(host.address, e.startup_version)
  649. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  650. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  651. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  652. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  653. Traceback (most recent call last):
  654. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  655. self.control_connection.connect()
  656. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  657. self._set_new_connection(self._reconnect_internal())
  658. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  659. raise NoHostAvailable("Unable to connect to any servers", errors)
  660. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  661. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  662. Traceback (most recent call last):
  663. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  664. return self._try_connect(host)
  665. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  666. self._cluster.protocol_downgrade(host.address, e.startup_version)
  667. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  668. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  669. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  670. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  671. Traceback (most recent call last):
  672. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  673. self.control_connection.connect()
  674. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  675. self._set_new_connection(self._reconnect_internal())
  676. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  677. raise NoHostAvailable("Unable to connect to any servers", errors)
  678. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  679. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  680. Traceback (most recent call last):
  681. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  682. return self._try_connect(host)
  683. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  684. self._cluster.protocol_downgrade(host.address, e.startup_version)
  685. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  686. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  687. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  688. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  689. Traceback (most recent call last):
  690. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  691. self.control_connection.connect()
  692. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  693. self._set_new_connection(self._reconnect_internal())
  694. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  695. raise NoHostAvailable("Unable to connect to any servers", errors)
  696. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  697. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  698. Traceback (most recent call last):
  699. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  700. return self._try_connect(host)
  701. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  702. self._cluster.protocol_downgrade(host.address, e.startup_version)
  703. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  704. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  705. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  706. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  707. Traceback (most recent call last):
  708. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  709. self.control_connection.connect()
  710. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  711. self._set_new_connection(self._reconnect_internal())
  712. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  713. raise NoHostAvailable("Unable to connect to any servers", errors)
  714. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  715. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  716. Traceback (most recent call last):
  717. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  718. return self._try_connect(host)
  719. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  720. self._cluster.protocol_downgrade(host.address, e.startup_version)
  721. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  722. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  723. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  724. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  725. Traceback (most recent call last):
  726. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  727. self.control_connection.connect()
  728. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  729. self._set_new_connection(self._reconnect_internal())
  730. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  731. raise NoHostAvailable("Unable to connect to any servers", errors)
  732. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  733. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  734. Traceback (most recent call last):
  735. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  736. return self._try_connect(host)
  737. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  738. self._cluster.protocol_downgrade(host.address, e.startup_version)
  739. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  740. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  741. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  742. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  743. Traceback (most recent call last):
  744. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  745. self.control_connection.connect()
  746. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  747. self._set_new_connection(self._reconnect_internal())
  748. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  749. raise NoHostAvailable("Unable to connect to any servers", errors)
  750. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  751. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  752. Traceback (most recent call last):
  753. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  754. return self._try_connect(host)
  755. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  756. self._cluster.protocol_downgrade(host.address, e.startup_version)
  757. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  758. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  759. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  760. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  761. Traceback (most recent call last):
  762. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  763. self.control_connection.connect()
  764. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  765. self._set_new_connection(self._reconnect_internal())
  766. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  767. raise NoHostAvailable("Unable to connect to any servers", errors)
  768. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  769. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  770. Traceback (most recent call last):
  771. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  772. return self._try_connect(host)
  773. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  774. self._cluster.protocol_downgrade(host.address, e.startup_version)
  775. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  776. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  777. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  778. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  779. Traceback (most recent call last):
  780. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  781. self.control_connection.connect()
  782. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  783. self._set_new_connection(self._reconnect_internal())
  784. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  785. raise NoHostAvailable("Unable to connect to any servers", errors)
  786. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  787. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  788. Traceback (most recent call last):
  789. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  790. return self._try_connect(host)
  791. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  792. self._cluster.protocol_downgrade(host.address, e.startup_version)
  793. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  794. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  795. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  796. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  797. Traceback (most recent call last):
  798. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  799. self.control_connection.connect()
  800. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  801. self._set_new_connection(self._reconnect_internal())
  802. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  803. raise NoHostAvailable("Unable to connect to any servers", errors)
  804. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  805. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  806. Traceback (most recent call last):
  807. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  808. return self._try_connect(host)
  809. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  810. self._cluster.protocol_downgrade(host.address, e.startup_version)
  811. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  812. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  813. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  814. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  815. Traceback (most recent call last):
  816. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  817. self.control_connection.connect()
  818. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  819. self._set_new_connection(self._reconnect_internal())
  820. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  821. raise NoHostAvailable("Unable to connect to any servers", errors)
  822. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  823. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  824. Traceback (most recent call last):
  825. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  826. return self._try_connect(host)
  827. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  828. self._cluster.protocol_downgrade(host.address, e.startup_version)
  829. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  830. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  831. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  832. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  833. Traceback (most recent call last):
  834. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  835. self.control_connection.connect()
  836. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  837. self._set_new_connection(self._reconnect_internal())
  838. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  839. raise NoHostAvailable("Unable to connect to any servers", errors)
  840. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  841. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  842. Traceback (most recent call last):
  843. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  844. return self._try_connect(host)
  845. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  846. self._cluster.protocol_downgrade(host.address, e.startup_version)
  847. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  848. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  849. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  850. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  851. Traceback (most recent call last):
  852. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  853. self.control_connection.connect()
  854. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  855. self._set_new_connection(self._reconnect_internal())
  856. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  857. raise NoHostAvailable("Unable to connect to any servers", errors)
  858. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  859. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  860. Traceback (most recent call last):
  861. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  862. return self._try_connect(host)
  863. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  864. self._cluster.protocol_downgrade(host.address, e.startup_version)
  865. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  866. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  867. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  868. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  869. Traceback (most recent call last):
  870. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  871. self.control_connection.connect()
  872. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  873. self._set_new_connection(self._reconnect_internal())
  874. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  875. raise NoHostAvailable("Unable to connect to any servers", errors)
  876. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  877. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  878. Traceback (most recent call last):
  879. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  880. return self._try_connect(host)
  881. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  882. self._cluster.protocol_downgrade(host.address, e.startup_version)
  883. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  884. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  885. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  886. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  887. Traceback (most recent call last):
  888. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  889. self.control_connection.connect()
  890. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  891. self._set_new_connection(self._reconnect_internal())
  892. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  893. raise NoHostAvailable("Unable to connect to any servers", errors)
  894. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  895. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  896. Traceback (most recent call last):
  897. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  898. return self._try_connect(host)
  899. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  900. self._cluster.protocol_downgrade(host.address, e.startup_version)
  901. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  902. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  903. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  904. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  905. Traceback (most recent call last):
  906. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  907. self.control_connection.connect()
  908. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  909. self._set_new_connection(self._reconnect_internal())
  910. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  911. raise NoHostAvailable("Unable to connect to any servers", errors)
  912. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  913. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  914. Traceback (most recent call last):
  915. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  916. return self._try_connect(host)
  917. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  918. self._cluster.protocol_downgrade(host.address, e.startup_version)
  919. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  920. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  921. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  922. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  923. Traceback (most recent call last):
  924. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  925. self.control_connection.connect()
  926. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  927. self._set_new_connection(self._reconnect_internal())
  928. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  929. raise NoHostAvailable("Unable to connect to any servers", errors)
  930. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  931. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  932. Traceback (most recent call last):
  933. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  934. return self._try_connect(host)
  935. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  936. self._cluster.protocol_downgrade(host.address, e.startup_version)
  937. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  938. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  939. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  940. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  941. Traceback (most recent call last):
  942. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  943. self.control_connection.connect()
  944. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  945. self._set_new_connection(self._reconnect_internal())
  946. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  947. raise NoHostAvailable("Unable to connect to any servers", errors)
  948. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  949. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  950. Traceback (most recent call last):
  951. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  952. return self._try_connect(host)
  953. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  954. self._cluster.protocol_downgrade(host.address, e.startup_version)
  955. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  956. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  957. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  958. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  959. Traceback (most recent call last):
  960. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  961. self.control_connection.connect()
  962. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  963. self._set_new_connection(self._reconnect_internal())
  964. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  965. raise NoHostAvailable("Unable to connect to any servers", errors)
  966. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  967. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  968. Traceback (most recent call last):
  969. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  970. return self._try_connect(host)
  971. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  972. self._cluster.protocol_downgrade(host.address, e.startup_version)
  973. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  974. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  975. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  976. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  977. Traceback (most recent call last):
  978. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  979. self.control_connection.connect()
  980. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  981. self._set_new_connection(self._reconnect_internal())
  982. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  983. raise NoHostAvailable("Unable to connect to any servers", errors)
  984. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  985. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  986. Traceback (most recent call last):
  987. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  988. return self._try_connect(host)
  989. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  990. self._cluster.protocol_downgrade(host.address, e.startup_version)
  991. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  992. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  993. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  994. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  995. Traceback (most recent call last):
  996. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  997. self.control_connection.connect()
  998. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  999. self._set_new_connection(self._reconnect_internal())
  1000. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1001. raise NoHostAvailable("Unable to connect to any servers", errors)
  1002. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1003. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1004. Traceback (most recent call last):
  1005. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1006. return self._try_connect(host)
  1007. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1008. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1009. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1010. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1011. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1012. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1013. Traceback (most recent call last):
  1014. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1015. self.control_connection.connect()
  1016. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1017. self._set_new_connection(self._reconnect_internal())
  1018. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1019. raise NoHostAvailable("Unable to connect to any servers", errors)
  1020. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1021. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1022. Traceback (most recent call last):
  1023. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1024. return self._try_connect(host)
  1025. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1026. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1027. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1028. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1029. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1030. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1031. Traceback (most recent call last):
  1032. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1033. self.control_connection.connect()
  1034. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1035. self._set_new_connection(self._reconnect_internal())
  1036. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1037. raise NoHostAvailable("Unable to connect to any servers", errors)
  1038. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1039. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1040. Traceback (most recent call last):
  1041. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1042. return self._try_connect(host)
  1043. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1044. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1045. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1046. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1047. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1048. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1049. Traceback (most recent call last):
  1050. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1051. self.control_connection.connect()
  1052. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1053. self._set_new_connection(self._reconnect_internal())
  1054. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1055. raise NoHostAvailable("Unable to connect to any servers", errors)
  1056. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1057. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1058. Traceback (most recent call last):
  1059. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1060. return self._try_connect(host)
  1061. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1062. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1063. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1064. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1065. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1066. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1067. Traceback (most recent call last):
  1068. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1069. self.control_connection.connect()
  1070. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1071. self._set_new_connection(self._reconnect_internal())
  1072. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1073. raise NoHostAvailable("Unable to connect to any servers", errors)
  1074. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1075. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1076. Traceback (most recent call last):
  1077. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1078. return self._try_connect(host)
  1079. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1080. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1081. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1082. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1083. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1084. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1085. Traceback (most recent call last):
  1086. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1087. self.control_connection.connect()
  1088. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1089. self._set_new_connection(self._reconnect_internal())
  1090. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1091. raise NoHostAvailable("Unable to connect to any servers", errors)
  1092. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1093. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1094. Traceback (most recent call last):
  1095. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1096. return self._try_connect(host)
  1097. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1098. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1099. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1100. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1101. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1102. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1103. Traceback (most recent call last):
  1104. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1105. self.control_connection.connect()
  1106. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1107. self._set_new_connection(self._reconnect_internal())
  1108. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1109. raise NoHostAvailable("Unable to connect to any servers", errors)
  1110. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1111. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1112. Traceback (most recent call last):
  1113. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1114. return self._try_connect(host)
  1115. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1116. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1117. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1118. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1119. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1120. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1121. Traceback (most recent call last):
  1122. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1123. self.control_connection.connect()
  1124. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1125. self._set_new_connection(self._reconnect_internal())
  1126. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1127. raise NoHostAvailable("Unable to connect to any servers", errors)
  1128. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1129. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1130. Traceback (most recent call last):
  1131. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1132. return self._try_connect(host)
  1133. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1134. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1135. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1136. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1137. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1138. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1139. Traceback (most recent call last):
  1140. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1141. self.control_connection.connect()
  1142. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1143. self._set_new_connection(self._reconnect_internal())
  1144. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1145. raise NoHostAvailable("Unable to connect to any servers", errors)
  1146. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1147. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1148. Traceback (most recent call last):
  1149. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1150. return self._try_connect(host)
  1151. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1152. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1153. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1154. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1155. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1156. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1157. Traceback (most recent call last):
  1158. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1159. self.control_connection.connect()
  1160. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1161. self._set_new_connection(self._reconnect_internal())
  1162. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1163. raise NoHostAvailable("Unable to connect to any servers", errors)
  1164. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1165. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1166. Traceback (most recent call last):
  1167. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1168. return self._try_connect(host)
  1169. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1170. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1171. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1172. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1173. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1174. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1175. Traceback (most recent call last):
  1176. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1177. self.control_connection.connect()
  1178. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1179. self._set_new_connection(self._reconnect_internal())
  1180. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1181. raise NoHostAvailable("Unable to connect to any servers", errors)
  1182. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1183. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1184. Traceback (most recent call last):
  1185. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1186. return self._try_connect(host)
  1187. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1188. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1189. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1190. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1191. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1192. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1193. Traceback (most recent call last):
  1194. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1195. self.control_connection.connect()
  1196. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1197. self._set_new_connection(self._reconnect_internal())
  1198. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1199. raise NoHostAvailable("Unable to connect to any servers", errors)
  1200. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1201. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1202. Traceback (most recent call last):
  1203. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1204. return self._try_connect(host)
  1205. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1206. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1207. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1208. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1209. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1210. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1211. Traceback (most recent call last):
  1212. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1213. self.control_connection.connect()
  1214. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1215. self._set_new_connection(self._reconnect_internal())
  1216. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1217. raise NoHostAvailable("Unable to connect to any servers", errors)
  1218. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1219. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1220. Traceback (most recent call last):
  1221. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1222. return self._try_connect(host)
  1223. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1224. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1225. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1226. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1227. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1228. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1229. Traceback (most recent call last):
  1230. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1231. self.control_connection.connect()
  1232. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1233. self._set_new_connection(self._reconnect_internal())
  1234. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1235. raise NoHostAvailable("Unable to connect to any servers", errors)
  1236. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1237. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1238. Traceback (most recent call last):
  1239. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1240. return self._try_connect(host)
  1241. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1242. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1243. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1244. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1245. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1246. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1247. Traceback (most recent call last):
  1248. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1249. self.control_connection.connect()
  1250. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1251. self._set_new_connection(self._reconnect_internal())
  1252. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1253. raise NoHostAvailable("Unable to connect to any servers", errors)
  1254. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1255. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1256. Traceback (most recent call last):
  1257. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1258. return self._try_connect(host)
  1259. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1260. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1261. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1262. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1263. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1264. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1265. Traceback (most recent call last):
  1266. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1267. self.control_connection.connect()
  1268. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1269. self._set_new_connection(self._reconnect_internal())
  1270. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1271. raise NoHostAvailable("Unable to connect to any servers", errors)
  1272. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1273. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1274. Traceback (most recent call last):
  1275. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1276. return self._try_connect(host)
  1277. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1278. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1279. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1280. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1281. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1282. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1283. Traceback (most recent call last):
  1284. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1285. self.control_connection.connect()
  1286. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1287. self._set_new_connection(self._reconnect_internal())
  1288. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1289. raise NoHostAvailable("Unable to connect to any servers", errors)
  1290. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1291. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1292. Traceback (most recent call last):
  1293. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1294. return self._try_connect(host)
  1295. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1296. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1297. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1298. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1299. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1300. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1301. Traceback (most recent call last):
  1302. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1303. self.control_connection.connect()
  1304. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1305. self._set_new_connection(self._reconnect_internal())
  1306. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1307. raise NoHostAvailable("Unable to connect to any servers", errors)
  1308. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1309. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1310. Traceback (most recent call last):
  1311. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1312. return self._try_connect(host)
  1313. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1314. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1315. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1316. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1317. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1318. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1319. Traceback (most recent call last):
  1320. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1321. self.control_connection.connect()
  1322. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1323. self._set_new_connection(self._reconnect_internal())
  1324. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1325. raise NoHostAvailable("Unable to connect to any servers", errors)
  1326. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1327. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1328. Traceback (most recent call last):
  1329. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1330. return self._try_connect(host)
  1331. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1332. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1333. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1334. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1335. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1336. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1337. Traceback (most recent call last):
  1338. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1339. self.control_connection.connect()
  1340. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1341. self._set_new_connection(self._reconnect_internal())
  1342. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1343. raise NoHostAvailable("Unable to connect to any servers", errors)
  1344. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1345. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1346. Traceback (most recent call last):
  1347. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1348. return self._try_connect(host)
  1349. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1350. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1351. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1352. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1353. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1354. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1355. Traceback (most recent call last):
  1356. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1357. self.control_connection.connect()
  1358. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1359. self._set_new_connection(self._reconnect_internal())
  1360. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1361. raise NoHostAvailable("Unable to connect to any servers", errors)
  1362. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1363. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1364. Traceback (most recent call last):
  1365. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1366. return self._try_connect(host)
  1367. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1368. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1369. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1370. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1371. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1372. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1373. Traceback (most recent call last):
  1374. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1375. self.control_connection.connect()
  1376. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1377. self._set_new_connection(self._reconnect_internal())
  1378. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1379. raise NoHostAvailable("Unable to connect to any servers", errors)
  1380. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1381. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1382. Traceback (most recent call last):
  1383. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1384. return self._try_connect(host)
  1385. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1386. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1387. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1388. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1389. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1390. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1391. Traceback (most recent call last):
  1392. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1393. self.control_connection.connect()
  1394. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1395. self._set_new_connection(self._reconnect_internal())
  1396. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1397. raise NoHostAvailable("Unable to connect to any servers", errors)
  1398. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1399. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1400. Traceback (most recent call last):
  1401. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1402. return self._try_connect(host)
  1403. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1404. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1405. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1406. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1407. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1408. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1409. Traceback (most recent call last):
  1410. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1411. self.control_connection.connect()
  1412. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1413. self._set_new_connection(self._reconnect_internal())
  1414. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1415. raise NoHostAvailable("Unable to connect to any servers", errors)
  1416. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1417. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1418. Traceback (most recent call last):
  1419. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1420. return self._try_connect(host)
  1421. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1422. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1423. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1424. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1425. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1426. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1427. Traceback (most recent call last):
  1428. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1429. self.control_connection.connect()
  1430. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1431. self._set_new_connection(self._reconnect_internal())
  1432. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1433. raise NoHostAvailable("Unable to connect to any servers", errors)
  1434. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1435. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1436. Traceback (most recent call last):
  1437. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1438. return self._try_connect(host)
  1439. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1440. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1441. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1442. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1443. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1444. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1445. Traceback (most recent call last):
  1446. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1447. self.control_connection.connect()
  1448. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1449. self._set_new_connection(self._reconnect_internal())
  1450. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1451. raise NoHostAvailable("Unable to connect to any servers", errors)
  1452. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1453. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1454. Traceback (most recent call last):
  1455. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1456. return self._try_connect(host)
  1457. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1458. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1459. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1460. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1461. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1462. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1463. Traceback (most recent call last):
  1464. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1465. self.control_connection.connect()
  1466. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1467. self._set_new_connection(self._reconnect_internal())
  1468. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1469. raise NoHostAvailable("Unable to connect to any servers", errors)
  1470. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1471. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1472. Traceback (most recent call last):
  1473. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1474. return self._try_connect(host)
  1475. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1476. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1477. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1478. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1479. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1480. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1481. Traceback (most recent call last):
  1482. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1483. self.control_connection.connect()
  1484. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1485. self._set_new_connection(self._reconnect_internal())
  1486. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1487. raise NoHostAvailable("Unable to connect to any servers", errors)
  1488. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1489. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1490. Traceback (most recent call last):
  1491. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1492. return self._try_connect(host)
  1493. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1494. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1495. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1496. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1497. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1498. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1499. Traceback (most recent call last):
  1500. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1501. self.control_connection.connect()
  1502. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1503. self._set_new_connection(self._reconnect_internal())
  1504. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1505. raise NoHostAvailable("Unable to connect to any servers", errors)
  1506. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1507. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1508. Traceback (most recent call last):
  1509. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1510. return self._try_connect(host)
  1511. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1512. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1513. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1514. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1515. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1516. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1517. Traceback (most recent call last):
  1518. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1519. self.control_connection.connect()
  1520. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1521. self._set_new_connection(self._reconnect_internal())
  1522. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1523. raise NoHostAvailable("Unable to connect to any servers", errors)
  1524. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1525. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1526. Traceback (most recent call last):
  1527. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1528. return self._try_connect(host)
  1529. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1530. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1531. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1532. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1533. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1534. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1535. Traceback (most recent call last):
  1536. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1537. self.control_connection.connect()
  1538. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1539. self._set_new_connection(self._reconnect_internal())
  1540. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1541. raise NoHostAvailable("Unable to connect to any servers", errors)
  1542. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1543. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1544. Traceback (most recent call last):
  1545. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1546. return self._try_connect(host)
  1547. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1548. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1549. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1550. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1551. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1552. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1553. Traceback (most recent call last):
  1554. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1555. self.control_connection.connect()
  1556. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1557. self._set_new_connection(self._reconnect_internal())
  1558. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1559. raise NoHostAvailable("Unable to connect to any servers", errors)
  1560. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1561. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1562. Traceback (most recent call last):
  1563. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1564. return self._try_connect(host)
  1565. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1566. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1567. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1568. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1569. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1570. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1571. Traceback (most recent call last):
  1572. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1573. self.control_connection.connect()
  1574. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1575. self._set_new_connection(self._reconnect_internal())
  1576. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1577. raise NoHostAvailable("Unable to connect to any servers", errors)
  1578. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1579. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1580. Traceback (most recent call last):
  1581. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1582. return self._try_connect(host)
  1583. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1584. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1585. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1586. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1587. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1588. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1589. Traceback (most recent call last):
  1590. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1591. self.control_connection.connect()
  1592. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1593. self._set_new_connection(self._reconnect_internal())
  1594. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1595. raise NoHostAvailable("Unable to connect to any servers", errors)
  1596. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1597. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1598. Traceback (most recent call last):
  1599. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1600. return self._try_connect(host)
  1601. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1602. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1603. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1604. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1605. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1606. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1607. Traceback (most recent call last):
  1608. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1609. self.control_connection.connect()
  1610. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1611. self._set_new_connection(self._reconnect_internal())
  1612. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1613. raise NoHostAvailable("Unable to connect to any servers", errors)
  1614. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1615. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1616. Traceback (most recent call last):
  1617. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1618. return self._try_connect(host)
  1619. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1620. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1621. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1622. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1623. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1624. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1625. Traceback (most recent call last):
  1626. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1627. self.control_connection.connect()
  1628. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1629. self._set_new_connection(self._reconnect_internal())
  1630. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1631. raise NoHostAvailable("Unable to connect to any servers", errors)
  1632. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1633. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1634. Traceback (most recent call last):
  1635. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1636. return self._try_connect(host)
  1637. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1638. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1639. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1640. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1641. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1642. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1643. Traceback (most recent call last):
  1644. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1645. self.control_connection.connect()
  1646. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1647. self._set_new_connection(self._reconnect_internal())
  1648. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1649. raise NoHostAvailable("Unable to connect to any servers", errors)
  1650. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1651. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1652. Traceback (most recent call last):
  1653. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1654. return self._try_connect(host)
  1655. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1656. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1657. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1658. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1659. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1660. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1661. Traceback (most recent call last):
  1662. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1663. self.control_connection.connect()
  1664. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1665. self._set_new_connection(self._reconnect_internal())
  1666. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1667. raise NoHostAvailable("Unable to connect to any servers", errors)
  1668. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1669. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1670. Traceback (most recent call last):
  1671. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1672. return self._try_connect(host)
  1673. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1674. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1675. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1676. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1677. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1678. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1679. Traceback (most recent call last):
  1680. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1681. self.control_connection.connect()
  1682. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1683. self._set_new_connection(self._reconnect_internal())
  1684. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1685. raise NoHostAvailable("Unable to connect to any servers", errors)
  1686. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1687. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1688. Traceback (most recent call last):
  1689. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1690. return self._try_connect(host)
  1691. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1692. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1693. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1694. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1695. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1696. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1697. Traceback (most recent call last):
  1698. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1699. self.control_connection.connect()
  1700. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1701. self._set_new_connection(self._reconnect_internal())
  1702. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1703. raise NoHostAvailable("Unable to connect to any servers", errors)
  1704. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1705. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1706. Traceback (most recent call last):
  1707. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1708. return self._try_connect(host)
  1709. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1710. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1711. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1712. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1713. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1714. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1715. Traceback (most recent call last):
  1716. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1717. self.control_connection.connect()
  1718. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1719. self._set_new_connection(self._reconnect_internal())
  1720. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1721. raise NoHostAvailable("Unable to connect to any servers", errors)
  1722. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1723. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1724. Traceback (most recent call last):
  1725. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1726. return self._try_connect(host)
  1727. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1728. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1729. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1730. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1731. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1732. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1733. Traceback (most recent call last):
  1734. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1735. self.control_connection.connect()
  1736. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1737. self._set_new_connection(self._reconnect_internal())
  1738. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1739. raise NoHostAvailable("Unable to connect to any servers", errors)
  1740. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1741. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1742. Traceback (most recent call last):
  1743. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1744. return self._try_connect(host)
  1745. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1746. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1747. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1748. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1749. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1750. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1751. Traceback (most recent call last):
  1752. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1753. self.control_connection.connect()
  1754. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1755. self._set_new_connection(self._reconnect_internal())
  1756. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1757. raise NoHostAvailable("Unable to connect to any servers", errors)
  1758. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1759. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1760. Traceback (most recent call last):
  1761. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1762. return self._try_connect(host)
  1763. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1764. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1765. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1766. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1767. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1768. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1769. Traceback (most recent call last):
  1770. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1771. self.control_connection.connect()
  1772. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1773. self._set_new_connection(self._reconnect_internal())
  1774. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1775. raise NoHostAvailable("Unable to connect to any servers", errors)
  1776. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1777. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1778. Traceback (most recent call last):
  1779. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1780. return self._try_connect(host)
  1781. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1782. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1783. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1784. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1785. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1786. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1787. Traceback (most recent call last):
  1788. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1789. self.control_connection.connect()
  1790. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1791. self._set_new_connection(self._reconnect_internal())
  1792. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1793. raise NoHostAvailable("Unable to connect to any servers", errors)
  1794. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1795. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1796. Traceback (most recent call last):
  1797. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1798. return self._try_connect(host)
  1799. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1800. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1801. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1802. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1803. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1804. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1805. Traceback (most recent call last):
  1806. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1807. self.control_connection.connect()
  1808. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1809. self._set_new_connection(self._reconnect_internal())
  1810. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1811. raise NoHostAvailable("Unable to connect to any servers", errors)
  1812. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1813. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1814. Traceback (most recent call last):
  1815. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1816. return self._try_connect(host)
  1817. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1818. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1819. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1820. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1821. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1822. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1823. Traceback (most recent call last):
  1824. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1825. self.control_connection.connect()
  1826. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1827. self._set_new_connection(self._reconnect_internal())
  1828. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1829. raise NoHostAvailable("Unable to connect to any servers", errors)
  1830. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1831. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1832. Traceback (most recent call last):
  1833. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1834. return self._try_connect(host)
  1835. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1836. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1837. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1838. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1839. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1840. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1841. Traceback (most recent call last):
  1842. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1843. self.control_connection.connect()
  1844. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1845. self._set_new_connection(self._reconnect_internal())
  1846. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1847. raise NoHostAvailable("Unable to connect to any servers", errors)
  1848. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1849. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1850. Traceback (most recent call last):
  1851. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1852. return self._try_connect(host)
  1853. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1854. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1855. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1856. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1857. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1858. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1859. Traceback (most recent call last):
  1860. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1861. self.control_connection.connect()
  1862. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1863. self._set_new_connection(self._reconnect_internal())
  1864. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1865. raise NoHostAvailable("Unable to connect to any servers", errors)
  1866. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1867. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1868. Traceback (most recent call last):
  1869. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1870. return self._try_connect(host)
  1871. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1872. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1873. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1874. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1875. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1876. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1877. Traceback (most recent call last):
  1878. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1879. self.control_connection.connect()
  1880. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1881. self._set_new_connection(self._reconnect_internal())
  1882. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1883. raise NoHostAvailable("Unable to connect to any servers", errors)
  1884. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1885. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1886. Traceback (most recent call last):
  1887. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1888. return self._try_connect(host)
  1889. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1890. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1891. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1892. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1893. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1894. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1895. Traceback (most recent call last):
  1896. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1897. self.control_connection.connect()
  1898. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1899. self._set_new_connection(self._reconnect_internal())
  1900. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1901. raise NoHostAvailable("Unable to connect to any servers", errors)
  1902. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1903. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1904. Traceback (most recent call last):
  1905. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1906. return self._try_connect(host)
  1907. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1908. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1909. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1910. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1911. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1912. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1913. Traceback (most recent call last):
  1914. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1915. self.control_connection.connect()
  1916. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1917. self._set_new_connection(self._reconnect_internal())
  1918. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1919. raise NoHostAvailable("Unable to connect to any servers", errors)
  1920. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1921. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1922. Traceback (most recent call last):
  1923. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1924. return self._try_connect(host)
  1925. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1926. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1927. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1928. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1929. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1930. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1931. Traceback (most recent call last):
  1932. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1933. self.control_connection.connect()
  1934. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1935. self._set_new_connection(self._reconnect_internal())
  1936. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1937. raise NoHostAvailable("Unable to connect to any servers", errors)
  1938. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1939. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1940. Traceback (most recent call last):
  1941. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1942. return self._try_connect(host)
  1943. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1944. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1945. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1946. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1947. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1948. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1949. Traceback (most recent call last):
  1950. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1951. self.control_connection.connect()
  1952. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1953. self._set_new_connection(self._reconnect_internal())
  1954. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1955. raise NoHostAvailable("Unable to connect to any servers", errors)
  1956. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1957. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1958. Traceback (most recent call last):
  1959. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1960. return self._try_connect(host)
  1961. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1962. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1963. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1964. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1965. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1966. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1967. Traceback (most recent call last):
  1968. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1969. self.control_connection.connect()
  1970. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1971. self._set_new_connection(self._reconnect_internal())
  1972. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1973. raise NoHostAvailable("Unable to connect to any servers", errors)
  1974. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1975. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1976. Traceback (most recent call last):
  1977. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1978. return self._try_connect(host)
  1979. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1980. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1981. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  1982. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  1983. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  1984. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  1985. Traceback (most recent call last):
  1986. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  1987. self.control_connection.connect()
  1988. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  1989. self._set_new_connection(self._reconnect_internal())
  1990. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  1991. raise NoHostAvailable("Unable to connect to any servers", errors)
  1992. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  1993. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  1994. Traceback (most recent call last):
  1995. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  1996. return self._try_connect(host)
  1997. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  1998. self._cluster.protocol_downgrade(host.address, e.startup_version)
  1999. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2000. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2001. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2002. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2003. Traceback (most recent call last):
  2004. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2005. self.control_connection.connect()
  2006. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2007. self._set_new_connection(self._reconnect_internal())
  2008. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2009. raise NoHostAvailable("Unable to connect to any servers", errors)
  2010. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2011. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  2012. Traceback (most recent call last):
  2013. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  2014. return self._try_connect(host)
  2015. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  2016. self._cluster.protocol_downgrade(host.address, e.startup_version)
  2017. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2018. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2019. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2020. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2021. Traceback (most recent call last):
  2022. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2023. self.control_connection.connect()
  2024. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2025. self._set_new_connection(self._reconnect_internal())
  2026. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2027. raise NoHostAvailable("Unable to connect to any servers", errors)
  2028. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2029. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  2030. Traceback (most recent call last):
  2031. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  2032. return self._try_connect(host)
  2033. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  2034. self._cluster.protocol_downgrade(host.address, e.startup_version)
  2035. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2036. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2037. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2038. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2039. Traceback (most recent call last):
  2040. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2041. self.control_connection.connect()
  2042. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2043. self._set_new_connection(self._reconnect_internal())
  2044. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2045. raise NoHostAvailable("Unable to connect to any servers", errors)
  2046. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2047. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  2048. Traceback (most recent call last):
  2049. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  2050. return self._try_connect(host)
  2051. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  2052. self._cluster.protocol_downgrade(host.address, e.startup_version)
  2053. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2054. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2055. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2056. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2057. Traceback (most recent call last):
  2058. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2059. self.control_connection.connect()
  2060. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2061. self._set_new_connection(self._reconnect_internal())
  2062. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2063. raise NoHostAvailable("Unable to connect to any servers", errors)
  2064. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2065. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  2066. Traceback (most recent call last):
  2067. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  2068. return self._try_connect(host)
  2069. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  2070. self._cluster.protocol_downgrade(host.address, e.startup_version)
  2071. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2072. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2073. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2074. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2075. Traceback (most recent call last):
  2076. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2077. self.control_connection.connect()
  2078. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2079. self._set_new_connection(self._reconnect_internal())
  2080. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2081. raise NoHostAvailable("Unable to connect to any servers", errors)
  2082. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2083. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  2084. Traceback (most recent call last):
  2085. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  2086. return self._try_connect(host)
  2087. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  2088. self._cluster.protocol_downgrade(host.address, e.startup_version)
  2089. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2090. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2091. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2092. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2093. Traceback (most recent call last):
  2094. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2095. self.control_connection.connect()
  2096. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2097. self._set_new_connection(self._reconnect_internal())
  2098. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2099. raise NoHostAvailable("Unable to connect to any servers", errors)
  2100. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2101. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  2102. Traceback (most recent call last):
  2103. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  2104. return self._try_connect(host)
  2105. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  2106. self._cluster.protocol_downgrade(host.address, e.startup_version)
  2107. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2108. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2109. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2110. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2111. Traceback (most recent call last):
  2112. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2113. self.control_connection.connect()
  2114. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2115. self._set_new_connection(self._reconnect_internal())
  2116. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2117. raise NoHostAvailable("Unable to connect to any servers", errors)
  2118. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2119. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  2120. Traceback (most recent call last):
  2121. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  2122. return self._try_connect(host)
  2123. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  2124. self._cluster.protocol_downgrade(host.address, e.startup_version)
  2125. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2126. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2127. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2128. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2129. Traceback (most recent call last):
  2130. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2131. self.control_connection.connect()
  2132. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2133. self._set_new_connection(self._reconnect_internal())
  2134. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2135. raise NoHostAvailable("Unable to connect to any servers", errors)
  2136. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2137. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  2138. Traceback (most recent call last):
  2139. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  2140. return self._try_connect(host)
  2141. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  2142. self._cluster.protocol_downgrade(host.address, e.startup_version)
  2143. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2144. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2145. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2146. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2147. Traceback (most recent call last):
  2148. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2149. self.control_connection.connect()
  2150. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2151. self._set_new_connection(self._reconnect_internal())
  2152. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2153. raise NoHostAvailable("Unable to connect to any servers", errors)
  2154. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2155. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  2156. Traceback (most recent call last):
  2157. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  2158. return self._try_connect(host)
  2159. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  2160. self._cluster.protocol_downgrade(host.address, e.startup_version)
  2161. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2162. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2163. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2164. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2165. Traceback (most recent call last):
  2166. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2167. self.control_connection.connect()
  2168. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2169. self._set_new_connection(self._reconnect_internal())
  2170. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2171. raise NoHostAvailable("Unable to connect to any servers", errors)
  2172. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2173. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  2174. Traceback (most recent call last):
  2175. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  2176. return self._try_connect(host)
  2177. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  2178. self._cluster.protocol_downgrade(host.address, e.startup_version)
  2179. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2180. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2181. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2182. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2183. Traceback (most recent call last):
  2184. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2185. self.control_connection.connect()
  2186. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2187. self._set_new_connection(self._reconnect_internal())
  2188. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2189. raise NoHostAvailable("Unable to connect to any servers", errors)
  2190. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2191. cassandra.cluster: WARNING: [control connection] Error connecting to 127.0.0.1:
  2192. Traceback (most recent call last):
  2193. File "cassandra/cluster.py", line 2623, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:47905)
  2194. return self._try_connect(host)
  2195. File "cassandra/cluster.py", line 2651, in cassandra.cluster.ControlConnection._try_connect (cassandra/cluster.c:48580)
  2196. self._cluster.protocol_downgrade(host.address, e.startup_version)
  2197. File "cassandra/cluster.py", line 1142, in cassandra.cluster.Cluster.protocol_downgrade (cassandra/cluster.c:16019)
  2198. raise DriverException("ProtocolError returned from server while using explicitly set client protocol_version %d" % (previous_version,))
  2199. DriverException: ProtocolError returned from server while using explicitly set client protocol_version 4
  2200. cassandra.cluster: ERROR: Control connection failed to connect, shutting down Cluster:
  2201. Traceback (most recent call last):
  2202. File "cassandra/cluster.py", line 1180, in cassandra.cluster.Cluster.connect (cassandra/cluster.c:16997)
  2203. self.control_connection.connect()
  2204. File "cassandra/cluster.py", line 2597, in cassandra.cluster.ControlConnection.connect (cassandra/cluster.c:47310)
  2205. self._set_new_connection(self._reconnect_internal())
  2206. File "cassandra/cluster.py", line 2634, in cassandra.cluster.ControlConnection._reconnect_internal (cassandra/cluster.c:48207)
  2207. raise NoHostAvailable("Unable to connect to any servers", errors)
  2208. NoHostAvailable: ('Unable to connect to any servers', {'127.0.0.1': DriverException('ProtocolError returned from server while using explicitly set client protocol_version 4',)})
  2209. --------------------- >> end captured logging << ---------------------
  2210.  
  2211. ----------------------------------------------------------------------
  2212. Ran 1 test in 41.728s
  2213.  
  2214. FAILED (errors=1)
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