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https://issues.apache.org/jira/browse/YARN-2561?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14136313#comment-14136313
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Junping Du commented on YARN-2561:
----------------------------------

Verified it fix the problem in my local environment.

> MR job client cannot reconnect to AM after NM restart.
> ------------------------------------------------------
>
>                 Key: YARN-2561
>                 URL: https://issues.apache.org/jira/browse/YARN-2561
>             Project: Hadoop YARN
>          Issue Type: Bug
>    Affects Versions: 2.6.0
>            Reporter: Tassapol Athiapinya
>            Assignee: Junping Du
>            Priority: Blocker
>         Attachments: YARN-2561.patch
>
>
> Work-preserving NM restart is disabled.
> Submit a job. Restart NM with AM running. Job client won't be able to connect 
> to new AM attempt and hang with connect retries.



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