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https://issues.apache.org/jira/browse/YARN-998?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15205383#comment-15205383
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Junping Du commented on YARN-998:
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Thanks [~jianhe] for comments!
bq. should ResourceTrackerService#drConf be volatile?
Nice catch! Will update it.
bq. also, we may add a log in the resourceTrackerService where the resource is
override to assist debugging.
Agree. Will add a debug log.
> Persistent resource change during NM/RM restart
> -----------------------------------------------
>
> Key: YARN-998
> URL: https://issues.apache.org/jira/browse/YARN-998
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: graceful, nodemanager, scheduler
> Reporter: Junping Du
> Assignee: Junping Du
> Attachments: YARN-998-sample.patch, YARN-998-v1.patch,
> YARN-998-v2.1.patch, YARN-998-v2.patch
>
>
> When NM is restarted by plan or from a failure, previous dynamic resource
> setting should be kept for consistency.
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