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https://issues.apache.org/jira/browse/YARN-6736?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16135237#comment-16135237
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Aaron Gresch commented on YARN-6736:
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Should this still be based off the YARN-5355 branch?
> Consider writing to both ats v1 & v2 from RM for smoother upgrades
> ------------------------------------------------------------------
>
> Key: YARN-6736
> URL: https://issues.apache.org/jira/browse/YARN-6736
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: timelineserver
> Reporter: Vrushali C
> Assignee: Aaron Gresch
> Attachments: YARN-6736-YARN-5355.001.patch,
> YARN-6736-YARN-5355.002.patch
>
>
> When the cluster is being upgraded from atsv1 to v2, it may be good to have a
> brief time period during which RM writes to both atsv1 and v2. This will help
> frameworks like Tez migrate more smoothly.
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