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https://issues.apache.org/jira/browse/MAPREDUCE-6230?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jian He updated MAPREDUCE-6230:
-------------------------------
Resolution: Fixed
Fix Version/s: 2.7.0
Hadoop Flags: Reviewed
Status: Resolved (was: Patch Available)
Committed to trunk and branch-2, thanks Jason !
> MR AM does not survive RM restart if RM activated a new AMRM secret key
> -----------------------------------------------------------------------
>
> Key: MAPREDUCE-6230
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-6230
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mr-am
> Reporter: Jason Lowe
> Assignee: Jason Lowe
> Priority: Blocker
> Fix For: 2.7.0
>
> Attachments: MAPREDUCE-6230.001.patch
>
>
> A MapReduce AM will fail to reconnect to an RM that performed restart in the
> following scenario:
> # MapReduce job launched with AMRM token generated from AMRM secret X
> # RM rolls new AMRM secret Y and activates the new key
> # RM performs a work-preserving restart
> # MapReduce job AM now unable to connect to RM with "Invalid AMRMToken"
> exception
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