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From "Tsz Wo Nicholas Sze (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6182) FSImage.loadEdits may throw NullPointerException
Date Wed, 02 Apr 2014 04:52:17 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6182?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13957336#comment-13957336
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Tsz Wo Nicholas Sze commented on HDFS-6182:
-------------------------------------------

It was found in [build #6568|https://builds.apache.org/job/PreCommit-HDFS-Build/6568//testReport/org.apache.hadoop.hdfs.server.namenode.ha/TestFailureToReadEdits/testFailuretoReadEdits_0_/]
{noformat}
Exception in thread "Edit log tailer" org.apache.hadoop.util.ExitUtil$ExitException: java.lang.NullPointerException
	at com.google.common.base.Joiner.join(Joiner.java:226)
	at org.apache.hadoop.hdfs.server.namenode.FSImage.loadEdits(FSImage.java:791)
	at org.apache.hadoop.hdfs.server.namenode.FSImage.loadEdits(FSImage.java:785)
	at org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer.doTailEdits(EditLogTailer.java:230)
	at org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer$EditLogTailerThread.doWork(EditLogTailer.java:324)
	at org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer$EditLogTailerThread.access$200(EditLogTailer.java:282)
	at org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer$EditLogTailerThread$1.run(EditLogTailer.java:299)
	at org.apache.hadoop.security.SecurityUtil.doAsLoginUserOrFatal(SecurityUtil.java:415)
	at org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer$EditLogTailerThread.run(EditLogTailer.java:295)

	at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:126)
	at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:170)
	at org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer$EditLogTailerThread.doWork(EditLogTailer.java:333)
	at org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer$EditLogTailerThread.access$200(EditLogTailer.java:282)
	at org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer$EditLogTailerThread$1.run(EditLogTailer.java:299)
	at org.apache.hadoop.security.SecurityUtil.doAsLoginUserOrFatal(SecurityUtil.java:415)
	at org.apache.hadoop.hdfs.server.namenode.ha.EditLogTailer$EditLogTailerThread.run(EditLogTailer.java:295)
{noformat}

> FSImage.loadEdits may throw NullPointerException
> ------------------------------------------------
>
>                 Key: HDFS-6182
>                 URL: https://issues.apache.org/jira/browse/HDFS-6182
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: namenode
>            Reporter: Tsz Wo Nicholas Sze
>
> {noformat}
> Exception in thread "Edit log tailer" org.apache.hadoop.util.ExitUtil$ExitException:
java.lang.NullPointerException
> 	at com.google.common.base.Joiner.join(Joiner.java:226)
> 	at org.apache.hadoop.hdfs.server.namenode.FSImage.loadEdits(FSImage.java:791)
> 	at org.apache.hadoop.hdfs.server.namenode.FSImage.loadEdits(FSImage.java:785)
> 	...
> {noformat}



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