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From "Srikanth Sampath (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-6608) Work Preserving AM Restart for MapReduce
Date Tue, 02 Feb 2016 18:55:40 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-6608?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15128785#comment-15128785
] 

Srikanth Sampath commented on MAPREDUCE-6608:
---------------------------------------------

I have attached the high level approach used in the solution that is in the works.  I will
update with a design patch and a detailed design soon.

> Work Preserving AM Restart for MapReduce
> ----------------------------------------
>
>                 Key: MAPREDUCE-6608
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6608
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>            Reporter: Srikanth Sampath
>            Assignee: Srikanth Sampath
>         Attachments: WorkPreservingMRAppMaster-1.pdf, WorkPreservingMRAppMaster.pdf
>
>
> Providing a framework for work preserving AM is achieved in [YARN-1489|https://issues.apache.org/jira/browse/YARN-1489].
 We would like to take advantage of this for MapReduce(MR) applications.  There are some challenges
which have been described in the attached document and few options discussed.  We solicit
feedback from the community.



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