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https://issues.apache.org/jira/browse/YARN-4794?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15234414#comment-15234414
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Rohith Sharma K S commented on YARN-4794:
-----------------------------------------
Yes, this can be optimized!
> Deadlock in NMClientImpl
> ------------------------
>
> Key: YARN-4794
> URL: https://issues.apache.org/jira/browse/YARN-4794
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Sumana Sathish
> Assignee: Jian He
> Priority: Critical
> Attachments: YARN-4794.1.patch
>
>
> Distributed shell app gets stuck on stopping containers after App completes
> with the following exception
> {code:title = app log}
> 15/12/10 14:52:20 INFO distributedshell.ApplicationMaster: Application
> completed. Stopping running containers
> 15/12/10 14:52:20 WARN ipc.Client: Exception encountered while connecting to
> the server : java.nio.channels.ClosedByInterruptException
> {code}
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