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https://issues.apache.org/jira/browse/YARN-1872?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13960797#comment-13960797
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Hong Zhiguo commented on YARN-1872:
-----------------------------------

Yes. It is. And MapRedue V2 AM contains some code to work around for this 
strange behavior.
I'll review YARN-1902 patch later.
But anyway, it's better to move the check to inside the loop (What's done in 
this patch).


> TestDistributedShell occasionally fails in trunk
> ------------------------------------------------
>
>                 Key: YARN-1872
>                 URL: https://issues.apache.org/jira/browse/YARN-1872
>             Project: Hadoop YARN
>          Issue Type: Test
>            Reporter: Ted Yu
>            Assignee: Hong Zhiguo
>            Priority: Blocker
>         Attachments: TestDistributedShell.out, YARN-1872.patch
>
>
> From https://builds.apache.org/job/Hadoop-Yarn-trunk/520/console :
> TestDistributedShell#testDSShellWithCustomLogPropertyFile failed and 
> TestDistributedShell#testDSShell timed out.



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