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Date: Mon, 16 Apr 2012 21:48:20 +0000 (UTC)
From: "Zhihong Yu (Commented) (JIRA)" <jira@apache.org>
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Subject: [jira] [Commented] (HBASE-5780) Fix race in HBase regionserver
 startup vs ZK SASL authentication
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    [ https://issues.apache.org/jira/browse/HBASE-5780?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13255100#comment-13255100 ] 

Zhihong Yu commented on HBASE-5780:
-----------------------------------

I couldn't reproduce the test failure on MacBook.

Integrated to 0.94 again.
                
> 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: 0.92.2, 0.96.0, 0.94.1
>
>         Attachments: HBASE-5780-v2.patch, HBASE-5780.patch, TestReplicationPeer-Security-output.log, TestReplicationPeer-output.log, 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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