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https://issues.apache.org/jira/browse/YARN-2829?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jian He resolved YARN-2829.
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    Resolution: Not A Problem

> After restart, RM should create running-attempt before AM register
> ------------------------------------------------------------------
>
>                 Key: YARN-2829
>                 URL: https://issues.apache.org/jira/browse/YARN-2829
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager
>            Reporter: Vinod Kumar Vavilapalli
>            Assignee: Vinod Kumar Vavilapalli
>
> Found this while reviewing YARN-2823.
> bq. I think there is more that we can and should do but in the near future. 
> In the non-restart control flow, AMs cannot register till the RM knows about 
> the attempt (obviously), this condition is invalidated after restart. Will 
> file a ticket.



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