You are viewing a plain text version of this content. The canonical link for it is here.

Posted to mapreduce-issues@hadoop.apache.org by "Jason Lowe (JIRA)" <ji...@apache.org> on 2014/03/05 23:22:50 UTC

[jira] [Updated] (MAPREDUCE-5652) ShuffleHandler should handle NM restarts

     [ https://issues.apache.org/jira/browse/MAPREDUCE-5652?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jason Lowe updated MAPREDUCE-5652:
----------------------------------

    Attachment: MAPREDUCE-5652-v3.patch

Updating patch to include the same license blurb added in YARN-1704 since the leveldb dependency is being added to the mapreduce project.

> ShuffleHandler should handle NM restarts
> ----------------------------------------
>
>                 Key: MAPREDUCE-5652
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5652
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>    Affects Versions: 2.2.0
>            Reporter: Karthik Kambatla
>            Assignee: Jason Lowe
>              Labels: shuffle
>         Attachments: MAPREDUCE-5652-v2.patch, MAPREDUCE-5652-v3.patch, MAPREDUCE-5652.patch
>
>
> ShuffleHandler should work across NM restarts and not require re-running map-tasks. On NM restart, the map outputs are cleaned up requiring re-execution of map tasks and should be avoided.



--
This message was sent by Atlassian JIRA
(v6.2#6252)