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https://issues.apache.org/jira/browse/MAPREDUCE-5718?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14291550#comment-14291550
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Yang Hao commented on MAPREDUCE-5718:
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Yes, it appears when we test preempting, and the job fails for "We crashed
durring a commit"
> MR AM should tolerate RM restart/failover during commit
> -------------------------------------------------------
>
> Key: MAPREDUCE-5718
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-5718
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mr-am
> Affects Versions: 2.3.0
> Reporter: Karthik Kambatla
> Assignee: Karthik Kambatla
> Labels: ha
> Attachments: mr-5718-0.patch
>
>
> While testing RM HA, we ran into this issue where if the RM fails over while
> an MR AM is in the middle of a commit, the subsequent AM gets spawned but
> dies with a diagnostic message - "We crashed durring a commit".
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