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Posted to mapreduce-issues@hadoop.apache.org by "Aaron Kimball (JIRA)" <ji...@apache.org> on 2010/05/13 23:04:43 UTC

[jira] Commented: (MAPREDUCE-1788) o.a.h.mapreduce.Job shouldn't make a copy of the JobConf

    [ https://issues.apache.org/jira/browse/MAPREDUCE-1788?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12867256#action_12867256 ] 

Aaron Kimball commented on MAPREDUCE-1788:
------------------------------------------

Related: MAPREDUCE-1486

> o.a.h.mapreduce.Job shouldn't make a copy of the JobConf
> --------------------------------------------------------
>
>                 Key: MAPREDUCE-1788
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1788
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: client
>    Affects Versions: 0.21.0
>            Reporter: Arun C Murthy
>            Assignee: Arun C Murthy
>            Priority: Blocker
>
> Having o.a.h.mapreduce.Job make a copy of the passed in JobConf has several issues: any modifications done by various pieces such as InputSplit etc. are not reflected back and causes issues for frameworks built on top.

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