hbase-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Zheng Lv <lvzheng19800...@gmail.com>
Subject Re: fail to startup regionserver
Date Wed, 03 Mar 2010 07:00:45 GMT
Thank you J-D, I will have a try later and we'll see what is happening.
But did you notice the "java.net.ConnectException: Connection refused"
before the NPE? Does it often come with the NPE?

2010/3/3 Jean-Daniel Cryans <jdcryans@apache.org>

> This is http://issues.apache.org/jira/browse/HBASE-1946
>
> Fixed in 0.20.2, since 0.20.3 was released a while ago I really
> recommend upgrading. It's all backward compatible.
>
> J-D
>
> On Tue, Mar 2, 2010 at 3:38 AM, Zheng Lv <lvzheng19800619@gmail.com>
> wrote:
> > Hello Everyone,
> >  We added a node to our cluster, and startup the datanode, tasktracker,
> > regionserver, but the regionserver failed.And we noted that there was
> some
> > exception in hbase log as following:
> >
> >  2010-03-02 19:18:06,565 INFO org.apache.zookeeper.ClientCnxn: Attempting
> > connection to server cactus208/127.0.0.1:2222
> > 2010-03-02 19:18:06,570 WARN org.apache.zookeeper.ClientCnxn: Exception
> > closing session 0x0 to sun.nio.ch.SelectionKeyImpl@7d95d4fe
> > java.net.ConnectException: Connection refused
> >        at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
> >        at
> > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574)
> >        at
> > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:933)
> > 2010-03-02 19:18:06,572 WARN org.apache.zookeeper.ClientCnxn: Ignoring
> > exception during shutdown input
> > java.nio.channels.ClosedChannelException
> >        at
> > sun.nio.ch.SocketChannelImpl.shutdownInput(SocketChannelImpl.java:638)
> >        at sun.nio.ch.SocketAdaptor.shutdownInput(SocketAdaptor.java:360)
> >        at
> > org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:999)
> >        at
> > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
> > 2010-03-02 19:18:06,572 WARN org.apache.zookeeper.ClientCnxn: Ignoring
> > exception during shutdown output
> > java.nio.channels.ClosedChannelException
> >        at
> > sun.nio.ch.SocketChannelImpl.shutdownOutput(SocketChannelImpl.java:649)
> >        at sun.nio.ch.SocketAdaptor.shutdownOutput(SocketAdaptor.java:368)
> >        at
> > org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:1004)
> >        at
> > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:970)
> > 2010-03-02 19:18:06,689 WARN
> > org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to set watcher
> on
> > ZNode /hbase/master
> > org.apache.zookeeper.KeeperException$ConnectionLossException:
> > KeeperErrorCode = ConnectionLoss for /hbase/master
> >        at
> > org.apache.zookeeper.KeeperException.create(KeeperException.java:90)
> >        at
> > org.apache.zookeeper.KeeperException.create(KeeperException.java:42)
> >        at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:780)
> >        at
> >
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.watchMasterAddress(ZooKeeperWrapper.java:304)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.HRegionServer.watchMasterAddress(HRegionServer.java:385)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.HRegionServer.reinitializeZooKeeper(HRegionServer.java:315)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.HRegionServer.reinitialize(HRegionServer.java:306)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.HRegionServer.<init>(HRegionServer.java:276)
> >        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.regionserver.HRegionServer.doMain(HRegionServer.java:2472)
> >        at
> >
> org.apache.hadoop.hbase.regionserver.HRegionServer.main(HRegionServer.java:2540)
> > 2010-03-02 19:18:06,689 WARN
> > org.apache.hadoop.hbase.regionserver.HRegionServer: Unable to set watcher
> on
> > ZooKeeper master address. Retrying.
> > 2010-03-02 19:18:07,417 INFO org.apache.zookeeper.ClientCnxn: Attempting
> > connection to server cactus209/172.16.1.209:2222
> > 2010-03-02 19:18:07,418 INFO org.apache.zookeeper.ClientCnxn: Priming
> > connection to java.nio.channels.SocketChannel[connected local=/
> > 172.16.1.208:39575 remote
> > =cactus209/172.16.1.209:2222]
> > 2010-03-02 19:18:07,421 INFO org.apache.zookeeper.ClientCnxn: Server
> > connection successful
> > ...
> > ...
> > ...
> >
> > 2010-03-02 19:23:37,084 INFO
> > org.apache.hadoop.hbase.regionserver.HRegionServer: Telling master at
> > 172.16.1.207:60000 that we are up
> > 2010-03-02 19:23:37,102 FATAL
> > org.apache.hadoop.hbase.regionserver.HRegionServer: Unhandled exception.
> > Aborting...
> > java.lang.NullPointerException
> >        at
> >
> org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:459)
> >        at java.lang.Thread.run(Thread.java:619)
> > 2010-03-02 19:23:37,103 INFO
> > org.apache.hadoop.hbase.regionserver.HRegionServer: Dump of metrics:
> > request=0.0, regions=0, stores=0, storefiles=0, storefileInd
> > exSize=0, memstoreSize=0, usedHeap=25, maxHeap=2991,
> blockCacheSize=5147928,
> > blockCacheFree=622254440, blockCacheCount=0, blockCacheHitRatio=0
> > 2010-03-02 19:23:37,104 INFO org.apache.hadoop.ipc.HBaseServer: Stopping
> > server on 60020
> > 2010-03-02 19:23:37,104 INFO org.apache.hadoop.ipc.HBaseServer: Stopping
> IPC
> > Server listener on 60020
> > 2010-03-02 19:23:37,104 INFO org.apache.hadoop.ipc.HBaseServer: IPC
> Server
> > handler 6 on 60020: exiting
> > 2010-03-02 19:23:37,104 INFO
> > org.apache.hadoop.hbase.regionserver.HRegionServer: Stopping infoServer
> > 2010-03-02 19:23:37,106 INFO org.apache.hadoop.ipc.HBaseServer: IPC
> Server
> > handler 0 on 60020: exiting
> > 2010-03-02 19:23:37,107 INFO org.apache.hadoop.ipc.HBaseServer: Stopping
> IPC
> > Server Responder
> > 2010-03-02 19:23:37,110 INFO org.apache.hadoop.ipc.HBaseServer: IPC
> Server
> > handler 2 on 60020: exiting
> > 2010-03-02 19:23:37,111 INFO org.apache.hadoop.ipc.HBaseServer: IPC
> Server
> > handler 3 on 60020: exiting
> > 2010-03-02 19:23:37,111 INFO org.apache.hadoop.ipc.HBaseServer: IPC
> Server
> > handler 4 on 60020: exiting
> > 2010-03-02 19:23:37,111 INFO org.apache.hadoop.ipc.HBaseServer: IPC
> Server
> > handler 5 on 60020: exiting
> > 2010-03-02 19:23:37,111 INFO org.apache.hadoop.ipc.HBaseServer: IPC
> Server
> > handler 7 on 60020: exiting
> > 2010-03-02 19:23:37,112 INFO org.apache.hadoop.ipc.HBaseServer: IPC
> Server
> > handler 8 on 60020: exiting
> > 2010-03-02 19:23:37,112 INFO org.apache.hadoop.ipc.HBaseServer: IPC
> Server
> > handler 1 on 60020: exiting
> > 2010-03-02 19:23:37,112 INFO org.apache.hadoop.ipc.HBaseServer: IPC
> Server
> > handler 9 on 60020: exiting
> > 2010-03-02 19:23:37,114 INFO
> > org.apache.hadoop.hbase.regionserver.CompactSplitThread:
> > regionserver/127.0.0.1:60020.compactor exiting
> >  The version we are using is hbase0.20.1.Anyone can give some
> > suggestions?Thank you very much.
> >    LvZheng
> >
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message