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https://issues.apache.org/jira/browse/YARN-3223?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Brook Zhou updated YARN-3223:
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Attachment: YARN-3223-v0.patch
I changed the implementation to add a flag to NodeUpdateSchedulerEvent
indicating isDecommissioning, which will update the SchedulerNode's
usedResource to be equal to totalResource.
> 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: Brook Zhou
> 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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