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Posted to issues@hbase.apache.org by "Jean-Daniel Cryans (Assigned) (JIRA)" <ji...@apache.org> on 2011/12/21 01:21:31 UTC
[jira] [Assigned] (HBASE-5077) SplitLogWorker fails to let go of a
task, kills the RS
[ https://issues.apache.org/jira/browse/HBASE-5077?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jean-Daniel Cryans reassigned HBASE-5077:
-----------------------------------------
Assignee: Jean-Daniel Cryans
> SplitLogWorker fails to let go of a task, kills the RS
> ------------------------------------------------------
>
> Key: HBASE-5077
> URL: https://issues.apache.org/jira/browse/HBASE-5077
> Project: HBase
> Issue Type: Bug
> Affects Versions: 0.92.0
> Reporter: Jean-Daniel Cryans
> Assignee: Jean-Daniel Cryans
> Priority: Critical
> Fix For: 0.92.1
>
> Attachments: HBASE-5077.patch
>
>
> I hope I didn't break spacetime continuum, I got this while testing 0.92.0:
> {quote}
> 2011-12-20 03:06:19,838 FATAL org.apache.hadoop.hbase.regionserver.SplitLogWorker: logic error - end task /hbase/splitlog/hdfs%3A%2F%2Fsv4r11s38%3A9100%2Fhbase%2F.logs%2Fsv4r14s38%2C62023%2C1324345935047-splitting%2Fsv4r14s38%252C62023%252C1324345935047.1324349363814 done failed because task doesn't exist
> org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode for /hbase/splitlog/hdfs%3A%2F%2Fsv4r11s38%3A9100%2Fhbase%2F.logs%2Fsv4r14s38%2C62023%2C1324345935047-splitting%2Fsv4r14s38%252C62023%252C1324345935047.1324349363814
> at org.apache.zookeeper.KeeperException.create(KeeperException.java:111)
> at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
> at org.apache.zookeeper.ZooKeeper.setData(ZooKeeper.java:1228)
> at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.setData(RecoverableZooKeeper.java:372)
> at org.apache.hadoop.hbase.zookeeper.ZKUtil.setData(ZKUtil.java:654)
> at org.apache.hadoop.hbase.regionserver.SplitLogWorker.endTask(SplitLogWorker.java:372)
> at org.apache.hadoop.hbase.regionserver.SplitLogWorker.grabTask(SplitLogWorker.java:280)
> at org.apache.hadoop.hbase.regionserver.SplitLogWorker.taskLoop(SplitLogWorker.java:197)
> at org.apache.hadoop.hbase.regionserver.SplitLogWorker.run(SplitLogWorker.java:165)
> at java.lang.Thread.run(Thread.java:662)
> {quote}
> I'll post more logs in a moment. What I can see is that the master shuffled that task around a bit and one of the region servers died on this stack trace while the others were able to interrupt themselves.
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