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https://issues.apache.org/jira/browse/YARN-2053?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13997804#comment-13997804
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Jian He commented on YARN-2053:
-------------------------------
Thanks for catching this ! Patch looks good to me, Wangda, can you add a test
case ?
Basically, allocate 2 containers on the same node in
TestAMRestart#testNMTokensRebindOnAMRestart should be enough.
> Slider AM fails to restart: NPE in
> RegisterApplicationMasterResponseProto$Builder.addAllNmTokensFromPreviousAttempts
> --------------------------------------------------------------------------------------------------------------------
>
> Key: YARN-2053
> URL: https://issues.apache.org/jira/browse/YARN-2053
> Project: Hadoop YARN
> Issue Type: Bug
> Components: resourcemanager
> Affects Versions: 2.4.0
> Reporter: Sumit Mohanty
> Assignee: Wangda Tan
> Attachments: YARN-2053.patch,
> yarn-yarn-nodemanager-c6403.ambari.apache.org.log.bak,
> yarn-yarn-resourcemanager-c6403.ambari.apache.org.log.bak
>
>
> Slider AppMaster restart fails with the following:
> {code}
> org.apache.hadoop.yarn.proto.YarnServiceProtos$RegisterApplicationMasterResponseProto$Builder.addAllNmTokensFromPreviousAttempts(YarnServiceProtos.java:2700)
> {code}
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