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Posted to mapreduce-issues@hadoop.apache.org by "Sharad Agarwal (JIRA)" <ji...@apache.org> on 2011/07/06 08:06:16 UTC

[jira] [Updated] (MAPREDUCE-2646) MR-279: AM with same sized maps and reduces hangs in presence of failing maps

     [ https://issues.apache.org/jira/browse/MAPREDUCE-2646?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sharad Agarwal updated MAPREDUCE-2646:
--------------------------------------

    Attachment: mr-2646.patch

Added priority in the allocated container object. AM now assigns the container based on the allocated container priority.

> MR-279: AM with same sized maps and reduces hangs in presence of failing maps
> -----------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2646
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2646
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>            Reporter: Sharad Agarwal
>            Assignee: Sharad Agarwal
>         Attachments: mr-2646.patch
>
>
> Currently AM can assign a container given by RM to any map or reduce. However RM allocates for a particular priority. This leads to AM and RM data structures going out of sync.

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