[
https://issues.apache.org/jira/browse/HBASE-1311?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12707004#action_12707004
]
stack commented on HBASE-1311:
------------------------------
Then it started to do this:
{code}
2009-05-07 07:40:57,771 [regionserver/0:0:0:0:0:0:0:0:60021.compactor] DEBUG
org.apache.hadoop.hbase.regionserver.Store: Started compaction of 1 file(s),
hasReferences=true, into
/hbasetrunk2/TestTable/compaction.dir/807729785793552806
2009-05-07 07:40:59,738 [main-EventThread] WARN
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to set watcher on
ZNode /hbase/master
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode =
Session expired
at org.apache.zookeeper.KeeperException.create(KeeperException.java:118)
at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:709)
at
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.watchMasterAddress(ZooKeeperWrapper.java:235)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.watchMasterAddress(HRegionServer.java:350)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.process(HRegionServer.java:346)
at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:366)
2009-05-07 07:40:59,739 [main-EventThread] WARN
org.apache.hadoop.hbase.regionserver.HRegionServer: Unable to set watcher on
ZooKeeper master address. Retrying.
2009-05-07 07:41:00,553 [regionserver/0:0:0:0:0:0:0:0:60021] WARN
org.apache.hadoop.hbase.regionserver.HRegionServer: Processing message (Retry:
0)
org.apache.hadoop.hbase.Leases$LeaseStillHeldException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
at
org.apache.hadoop.hbase.RemoteExceptionHandler.decodeRemoteException(RemoteExceptionHandler.java:94)
at
org.apache.hadoop.hbase.RemoteExceptionHandler.checkThrowable(RemoteExceptionHandler.java:48)
at
org.apache.hadoop.hbase.RemoteExceptionHandler.checkIOException(RemoteExceptionHandler.java:66)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:500)
at java.lang.Thread.run(Thread.java:619)
2009-05-07 07:41:00,569 [regionserver/0:0:0:0:0:0:0:0:60021] WARN
org.apache.hadoop.hbase.regionserver.HRegionServer: Processing message (Retry:
1)
org.apache.hadoop.hbase.Leases$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:500)
....
{code}
> ZooKeeperWrapper: Failed to set watcher on ZNode /hbase/master
> --------------------------------------------------------------
>
> Key: HBASE-1311
> URL: https://issues.apache.org/jira/browse/HBASE-1311
> Project: Hadoop HBase
> Issue Type: Bug
> Reporter: Andrew Purtell
> Assignee: Nitay Joffe
> Fix For: 0.20.0
>
> Attachments: dumb-wrapper-hack.patch
>
>
> After about 12 hours of operation, this repeats over and over in the
> regionserver log:
> 2009-04-05 19:44:38,445 WARN
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to set watcher on
> ZNode /hbase/master
> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode
> = Session expired
> at org.apache.zookeeper.KeeperException.create(KeeperException.java:118)
> at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:709)
> at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.watchMasterAddress(ZooKeeperWrapper.java:235)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.watchMasterAddress(HRegionServer.java:343)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.process(HRegionServer.java:339)
> at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:366)
> 2009-04-05 19:44:38,445 WARN
> org.apache.hadoop.hbase.regionserver.HRegionServer: Unable to set watcher on
> ZooKeeper master address. Retrying.
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