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https://issues.apache.org/jira/browse/YARN-1368?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14014439#comment-14014439
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Wangda Tan commented on YARN-1368:
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[~jianhe], I mean after RM restart and recover, the
RMAppAttempt.getMasterContainer will return correct master container or not?
> Common work to re-populate containers’ state into scheduler
> -----------------------------------------------------------
>
> Key: YARN-1368
> URL: https://issues.apache.org/jira/browse/YARN-1368
> Project: Hadoop YARN
> Issue Type: Sub-task
> Reporter: Bikas Saha
> Assignee: Jian He
> Attachments: YARN-1368.1.patch, YARN-1368.2.patch, YARN-1368.3.patch,
> YARN-1368.4.patch, YARN-1368.5.patch, YARN-1368.7.patch,
> YARN-1368.combined.001.patch, YARN-1368.preliminary.patch
>
>
> YARN-1367 adds support for the NM to tell the RM about all currently running
> containers upon registration. The RM needs to send this information to the
> schedulers along with the NODE_ADDED_EVENT so that the schedulers can recover
> the current allocation state of the cluster.
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