New trends of NIO anomalies

Source: Internet
Author: User
Tags readable

This log is the latest trend, is to create a new connection, send a request, immediately received 1, server-side active shutdown connection. (Some of this log information is part of my own.) )

2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.server:iteratorsun.nio.ch.selectionkeyimpl@ 1847f9b2
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG Org.apache.hadoop.ipc.Server:Key is Readable---------------192.168.2.20:48087
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:-------start read loop----------
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:get datalengthbuffer=4
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:set rpcheaderread=false
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:set rpcheaderread!-------
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:set rpcheaderread!------- rpcheaderbuffer=2
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:-------start read loop----------
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:get datalengthbuffer=0
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.server:1count=0
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG Org.apache.hadoop.ipc.Server:IPC Server listener on 8020 readselector= 1
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.server:iteratorsun.nio.ch.selectionkeyimpl@ 1847f9b2
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG Org.apache.hadoop.ipc.Server:Key is Readable---------------192.168.2.20:48087
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:-------start read loop----------
2012-07-09 15:00:38,723 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:get datalengthbuffer=4
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:set rpcheaderread=true
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:create data bytes=57
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:set channelread!-------=57
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:set channelread data!-------=0
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:start Process request Informat bytes Size =57
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:Successfully Authorized Org.apache.hadoop.hdfs.protocol.clientprotocol-hadoop
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:-------start read loop----------
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:get datalengthbuffer=4
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:set rpcheaderread=true
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:create data bytes=211
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:set channelread!-------=211
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:set channelread data!-------=0
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:start Process request Informat bytes Size =211
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:got #6362
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG Org.apache.hadoop.ipc.Server:return count=211
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG Org.apache.hadoop.ipc.Server:IPC Server listener on 8020 readselector= 1
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.server:iteratorsun.nio.ch.selectionkeyimpl@ 1847f9b2
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG Org.apache.hadoop.ipc.Server:Key is Readable---------------192.168.2.20:48087
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:-------start read loop----------
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.Server:get datalengthbuffer=-1
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG org.apache.hadoop.ipc.server:1count=-1
2012-07-09 15:00:38,724 [pool-1-thread-23] DEBUG Org.apache.hadoop.ipc.Server:IPC Server listener on 8020: Disconnecting client 192.168.2.20:48087. Number of active Conne ctions:44 wait for 2 second

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