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https://issues.apache.org/jira/browse/HDFS-6182?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13957336#comment-13957336
]
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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