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https://issues.apache.org/jira/browse/YARN-1336?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13804820#comment-13804820
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Joep Rottinghuis commented on YARN-1336:
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We're finding the same during our cluster upgrades now that HA is making
rolling upgrades possible. This would be an extremely good feature to have.
> Work-preserving nodemanager restart
> -----------------------------------
>
> Key: YARN-1336
> URL: https://issues.apache.org/jira/browse/YARN-1336
> Project: Hadoop YARN
> Issue Type: New Feature
> Components: nodemanager
> Affects Versions: 2.3.0
> Reporter: Jason Lowe
>
> This serves as an umbrella ticket for tasks related to work-preserving
> nodemanager restart.
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