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https://issues.apache.org/jira/browse/YARN-4520?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15116270#comment-15116270
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Jian He commented on YARN-4520:
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lgtm , +1
> FinishAppEvent is leaked in leveldb if no app's container running on this node
> ------------------------------------------------------------------------------
>
> Key: YARN-4520
> URL: https://issues.apache.org/jira/browse/YARN-4520
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager
> Reporter: sandflee
> Assignee: sandflee
> Attachments: YARN-4520.01.patch, YARN-4520.02.patch
>
>
> once we restart nodemanager we see many logs like :
> 2015-12-28 11:59:18,725 WARN
> org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl:
> Event EventType: FINISH_APPLICATION sent to absent application
> application_1446103803043_9892
> we find that the app containers are never started on NM and is released by AM
> after allocated.
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