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https://issues.apache.org/jira/browse/HBASE-5780?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13253922#comment-13253922
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Shaneal Manek commented on HBASE-5780:
--------------------------------------

Thanks Zhihong! Would you mind applying the patch to the 0.92 branch too? (I 
only mention it since you only marked 0.96.0 and 0.94.1 as fix versions). I'm 
running into this problem on an 0.92.1 cluster.
                
> Fix race in HBase regionserver startup vs ZK SASL authentication
> ----------------------------------------------------------------
>
>                 Key: HBASE-5780
>                 URL: https://issues.apache.org/jira/browse/HBASE-5780
>             Project: HBase
>          Issue Type: Bug
>          Components: security
>    Affects Versions: 0.92.1, 0.94.0
>            Reporter: Shaneal Manek
>            Assignee: Shaneal Manek
>             Fix For: 0.96.0, 0.94.1
>
>         Attachments: HBASE-5780-v2.patch, HBASE-5780.patch, testoutput.tar.gz
>
>
> Secure RegionServers sometimes fail to start with the following backtrace:
> 2012-03-22 17:20:16,737 FATAL 
> org.apache.hadoop.hbase.regionserver.HRegionServer: ABORTING region server 
> centos60-20.ent.cloudera.com,60020,1332462015929: Unexpected exception during 
> initialization, aborting
> org.apache.zookeeper.KeeperException$NoAuthException: KeeperErrorCode = 
> NoAuth for /hbase/shutdown
> at org.apache.zookeeper.KeeperException.create(KeeperException.java:113)
> at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
> at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1131)
> at 
> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.getData(RecoverableZooKeeper.java:295)
> at org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataInternal(ZKUtil.java:518)
> at org.apache.hadoop.hbase.zookeeper.ZKUtil.getDataAndWatch(ZKUtil.java:494)
> at 
> org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker.start(ZooKeeperNodeTracker.java:77)
> at 
> org.apache.hadoop.hbase.regionserver.HRegionServer.initializeZooKeeper(HRegionServer.java:569)
> at 
> org.apache.hadoop.hbase.regionserver.HRegionServer.preRegistrationInitialization(HRegionServer.java:532)
> at 
> org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:634)
> at java.lang.Thread.run(Thread.java:662)

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