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https://issues.apache.org/jira/browse/YARN-1879?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14161241#comment-14161241
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Tsuyoshi OZAWA commented on YARN-1879:
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For now, I have no idea to reconstruct same response after failover. Currently 
latest patch only return empty response. This is one discussion point of this 
design.

> Mark Idempotent/AtMostOnce annotations to ApplicationMasterProtocol
> -------------------------------------------------------------------
>
>                 Key: YARN-1879
>                 URL: https://issues.apache.org/jira/browse/YARN-1879
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: resourcemanager
>            Reporter: Jian He
>            Assignee: Tsuyoshi OZAWA
>            Priority: Critical
>         Attachments: YARN-1879.1.patch, YARN-1879.1.patch, 
> YARN-1879.11.patch, YARN-1879.12.patch, YARN-1879.13.patch, 
> YARN-1879.14.patch, YARN-1879.15.patch, YARN-1879.16.patch, 
> YARN-1879.17.patch, YARN-1879.18.patch, YARN-1879.19.patch, 
> YARN-1879.2-wip.patch, YARN-1879.2.patch, YARN-1879.20.patch, 
> YARN-1879.21.patch, YARN-1879.22.patch, YARN-1879.3.patch, YARN-1879.4.patch, 
> YARN-1879.5.patch, YARN-1879.6.patch, YARN-1879.7.patch, YARN-1879.8.patch, 
> YARN-1879.9.patch
>
>




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