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https://issues.apache.org/jira/browse/YARN-3223?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14693736#comment-14693736
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Junping Du commented on YARN-3223:
----------------------------------

Brook, do you want take over this JIRA? If so, I will add you into YARN 
contributor list and assign this JIRA to you.

> Resource update during NM graceful decommission
> -----------------------------------------------
>
>                 Key: YARN-3223
>                 URL: https://issues.apache.org/jira/browse/YARN-3223
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: nodemanager, resourcemanager
>    Affects Versions: 2.7.1
>            Reporter: Junping Du
>            Assignee: Varun Saxena
>         Attachments: YARN-3223-v0.patch
>
>
> During NM graceful decommission, we should handle resource update properly, 
> include: make RMNode keep track of old resource for possible rollback, keep 
> available resource to 0 and used resource get updated when
> container finished.



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