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https://issues.apache.org/jira/browse/HBASE-1311?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12696784#action_12696784
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Nitay Joffe commented on HBASE-1311:
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Fair enough, I'll wait for a Submit Patch or something next time :). Thanks
anyways, it always helps to look at how others think about problems.
> 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
> 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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