Nov 27, 2012 04:39:50 AM [IPC Client (812783973) connection to ***/***:60020 from tomcat] : org.apache.hadoop.hbase.io.HbaseObjectWritable ERROR: Error in readFields java.net.SocketTimeoutException: 60000 millis timeout while waiting for channel to be ready for read. ch : java.nio.channels.SocketChannel[connected local=/***:39752 remote=***/***:60020] at org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:165) at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:154) at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:127) at java.io.FilterInputStream.read(FilterInputStream.java:116) at java.io.FilterInputStream.read(FilterInputStream.java:116) at org.apache.hadoop.hbase.ipc.HBaseClient$Connection$PingInputStream.read(HBaseClient.java:311) at java.io.BufferedInputStream.fill(BufferedInputStream.java:218) at java.io.BufferedInputStream.read1(BufferedInputStream.java:258) at java.io.BufferedInputStream.read(BufferedInputStream.java:317) at java.io.DataInputStream.readFully(DataInputStream.java:178) at org.apache.hadoop.hbase.client.Result.readFields(Result.java:465) at org.apache.hadoop.hbase.io.HbaseObjectWritable.readObject(HbaseObjectWritable.java:652) at org.apache.hadoop.hbase.io.HbaseObjectWritable.readFields(HbaseObjectWritable.java:316) at org.apache.hadoop.hbase.ipc.HBaseClient$Connection.receiveResponse(HBaseClient.java:593) at org.apache.hadoop.hbase.ipc.HBaseClient$Connection.run(HBaseClient.java:505)