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https://issues.apache.org/jira/browse/YARN-8980?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17760891#comment-17760891
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ASF GitHub Bot commented on YARN-8980:
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slfan1989 commented on PR #5975:
URL: https://github.com/apache/hadoop/pull/5975#issuecomment-1700908318
@zhengchenyu Thanks for your contribution! LGTM.
> Mapreduce application container start fail after AM restart.
> -------------------------------------------------------------
>
> Key: YARN-8980
> URL: https://issues.apache.org/jira/browse/YARN-8980
> Project: Hadoop YARN
> Issue Type: Sub-task
> Reporter: Bibin Chundatt
> Assignee: zhengchenyu
> Priority: Major
> Labels: pull-request-available
>
> UAM to subclusters are always launched with keepContainers.
> On AM restart scenarios , UAM register again with RM . UAM receive running
> containers with NMToken. NMToken received by UAM in
> getPreviousAttemptContainersNMToken is never used by mapreduce application.
> Federation Interceptor should take care of such scenarios too. Merge NMToken
> received at registration to allocate response.
> Container allocation response on same node will have NMToken empty.
> issue credits : [~Nallasivan]
>
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