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https://issues.apache.org/jira/browse/YARN-614?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14047002#comment-14047002
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Jian He commented on YARN-614:
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Committed to trunk and branch-2, thanks Xuan!
> Separate AM failures from hardware failure or YARN error and do not count
> them to AM retry count
> ------------------------------------------------------------------------------------------------
>
> Key: YARN-614
> URL: https://issues.apache.org/jira/browse/YARN-614
> Project: Hadoop YARN
> Issue Type: Improvement
> Reporter: Bikas Saha
> Assignee: Xuan Gong
> Fix For: 2.5.0
>
> Attachments: YARN-614-0.patch, YARN-614-1.patch, YARN-614-2.patch,
> YARN-614-3.patch, YARN-614-4.patch, YARN-614-5.patch, YARN-614-6.patch,
> YARN-614.10.patch, YARN-614.11.patch, YARN-614.12.patch, YARN-614.13.patch,
> YARN-614.7.patch, YARN-614.8.patch, YARN-614.9.patch
>
>
> Attempts can fail due to a large number of user errors and they should not be
> retried unnecessarily. The only reason YARN should retry an attempt is when
> the hardware fails or YARN has an error. NM failing, lost NM and NM disk
> errors are the hardware errors that come to mind.
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