hi,all:
I wirte data to hbase,but Hbase arise this ERROR，Could you help me?
>
> r.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired
> for /hbase-unsecure/rs/byd0157,16020,1449106975377
> 2015-12-17 21:24:29,854 WARN [regionserver/byd0157/192.168.0.157:16020]
> zookeeper.RecoverableZooKeeper: Possibly transient ZooKeeper,
> quorum=byd0151:2181,byd0150:2181,byd0152:2181,
> exception=org.apache.zookeeper.KeeperException$SessionExpiredException:
> KeeperErrorCode = Session expired for
> /hbase-unsecure/rs/byd0157,16020,1449106975377
> 2015-12-17 21:24:29,854 ERROR [regionserver/byd0157/192.168.0.157:16020]
> zookeeper.RecoverableZooKeeper: ZooKeeper delete failed after 4 attempts
> 2015-12-17 21:24:29,854 WARN [regionserver/byd0157/192.168.0.157:16020]
> regionserver.HRegionServer: Failed deleting my ephemeral node
> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode
> = Session expired for /hbase-unsecure/rs/byd0157,16020,1449106975377
> at
> org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
> at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
> at org.apache.zookeeper.ZooKeeper.delete(ZooKeeper.java:873)
> at
> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.delete(RecoverableZooKeeper.java:179)
> at
> org.apache.hadoop.hbase.zookeeper.ZKUtil.deleteNode(ZKUtil.java:1345)
> at
> org.apache.hadoop.hbase.zookeeper.ZKUtil.deleteNode(ZKUtil.java:1334)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.deleteMyEphemeralNode(HRegionServer.java:1393)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:1076)
> at java.lang.Thread.run(Thread.java:745)
> 2015-12-17 21:24:29,855 INFO [regionserver/byd0157/192.168.0.157:16020]
> regionserver.HRegionServer: stopping server byd0157,16020,1449106975377;
> zookeeper connection closed.
> 2015-12-17 21:24:29,855 INFO [regionserver/byd0157/192.168.0.157:16020]
> regionserver.HRegionServer: regionserver/byd0157/192.168.0.157:16020 exiting
> 2015-12-17 21:24:29,858 ERROR [main] regionserver.HRegionServerCommandLine:
> Region server exiting
> java.lang.RuntimeException: HRegionServer Aborted
> at
> org.apache.hadoop.hbase.regionserver.HRegionServerCommandLine.start(HRegionServerCommandLine.java:68)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServerCommandLine.run(HRegionServerCommandLine.java:87)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
> at
> org.apache.hadoop.hbase.util.ServerCommandLine.doMain(ServerCommandLine.java:126)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.main(HRegionServer.java:2641)
> 2015-12-17 21:24:29,940 INFO [Thread-6] regionserver.ShutdownHook: Shutdown
> hook starting; hbase.shutdown.hook=true;
> fsShutdownHook=org.apache.hadoop.fs.FileSystem$Cache$ClientFinalizer@6de54b40
> 2015-12-17 21:24:29,942 INFO [Thread-6] regionserver.ShutdownHook: Starting
> fs shutdown hook thread.
> 2015-12-17 21:24:29,953 INFO [Thread-6] regionserver.ShutdownHook: Shutdown
> hook finished.
