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https://issues.apache.org/jira/browse/HBASE-1311?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Nitay Joffe reassigned HBASE-1311:
----------------------------------

    Assignee: Nitay Joffe

> 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
>
> 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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