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From Stack <st...@duboce.net>
Subject Re: what is this mean ?
Date Thu, 31 Mar 2011 15:18:43 GMT
Our session with zookeeper expired so the regionserver shut itself
down probably because of long GC.

Please upgrade to 0.90.x.

St.Ack

On Thu, Mar 31, 2011 at 2:50 AM, 陈加俊 <cjjvictory@gmail.com> wrote:
> 2011-03-30 20:25:12,798 WARN org.apache.zookeeper.ClientCnxn: Exception
> closing session 0x932ed83611540001 to sun.nio.ch.SelectionKeyImpl@54e184e6
> java.io.IOException: Read error rc = -1 java.nio.DirectByteBuffer[pos=0
> lim=4 cap=4]
>        at
> org.apache.zookeeper.ClientCnxn$SendThread.doIO(ClientCnxn.java:701)
>        at
> org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:945)
> 2011-03-30 20:25:12,899 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer: Got ZooKeeper event,
> state: Disconnected, type: None, path: null
> 2011-03-30 20:25:13,058 WARN
> org.apache.hadoop.hbase.regionserver.HRegionServer: Attempt=1
> org.apache.hadoop.hbase.Leases$LeaseStillHeldException
>        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
> Method)
>        at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
>        at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
>        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
>        at
> org.apache.hadoop.hbase.RemoteExceptionHandler.decodeRemoteException(RemoteExceptionHandler.java:94)
>        at
> org.apache.hadoop.hbase.RemoteExceptionHandler.checkThrowable(RemoteExceptionHandler.java:48)
>        at
> org.apache.hadoop.hbase.RemoteExceptionHandler.checkIOException(RemoteExceptionHandler.java:66)
>        at
> org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:549)
>        at java.lang.Thread.run(Thread.java:619)
> 2011-03-30 20:25:13,631 INFO org.apache.zookeeper.ClientCnxn: Attempting
> connection to server /192.168.5.151:2181
> 2011-03-30 20:25:13,632 INFO org.apache.zookeeper.ClientCnxn: Priming
> connection to java.nio.channels.SocketChannel[connected local=/
> 192.168.5.147:39315 remote=/192.168.5.151:2181]
> 2011-03-30 20:25:13,632 INFO org.apache.zookeeper.ClientCnxn: Server
> connection successful
> 2011-03-30 20:25:13,634 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer: Got ZooKeeper event,
> state: Expired, type: None, path: null
> 2011-03-30 20:25:13,634 WARN org.apache.zookeeper.ClientCnxn: Exception
> closing session 0x932ed83611540001 to sun.nio.ch.SelectionKeyImpl@4ae476bf
> java.io.IOException: Session Expired
>        at
> org.apache.zookeeper.ClientCnxn$SendThread.readConnectResult(ClientCnxn.java:589)
>        at
> org.apache.zookeeper.ClientCnxn$SendThread.doIO(ClientCnxn.java:709)
>        at
> org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:945)
> 2011-03-30 20:25:13,634 ERROR
> org.apache.hadoop.hbase.regionserver.HRegionServer: ZooKeeper session
> expired
> 2011-03-30 20:25:14,245 WARN
> org.apache.hadoop.hbase.regionserver.HRegionServer: Attempt=2
> org.apache.hadoop.hbase.Leases$LeaseStillHeldException
>        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
> Method)
>        at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
>        at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
>        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
>        at
> org.apache.hadoop.hbase.RemoteExceptionHandler.decodeRemoteException(RemoteExceptionHandler.java:94)
>        at
> org.apache.hadoop.hbase.RemoteExceptionHandler.checkThrowable(RemoteExceptionHandler.java:48)
>        at
> org.apache.hadoop.hbase.RemoteExceptionHandler.checkIOException(RemoteExceptionHandler.java:66)
>        at
> org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:549)
>        at java.lang.Thread.run(Thread.java:619)
> 2011-03-30 20:25:14,255 INFO
> org.apache.hadoop.hbase.regionserver.HRegionServer: Dump of metrics:
> request=0.0, regions=886, stores=1638, storefiles=1255,
> storefileIndexSize=194, memstoreSize=987, compactionQueueSize=20,
> usedHeap=3741, maxHeap=3995, blockCacheSize=659020232,
> blockCacheFree=178975480, blockCacheCount=8093, blockCacheHitRatio=68,
> fsReadLatency=0, fsWriteLatency=0, fsSyncLatency=0
> 2011-03-30 20:25:14,902 INFO org.apache.hadoop.hbase.regionserver.LogRoller:
> LogRoller exiting.
> 2011-03-30 20:25:15,249 INFO org.apache.hadoop.ipc.HBaseServer: Stopping
> server on 60020
>
> -----------------------------------------------
> version : HBase-0.20.6
>
>
> --
> Thanks & Best regards
> jiajun
>

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