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Posted to mapreduce-issues@hadoop.apache.org by "Jason Lowe (JIRA)" <ji...@apache.org> on 2013/08/16 18:10:51 UTC

[jira] [Updated] (MAPREDUCE-1981) Improve getSplits performance by using listLocatedStatus

     [ https://issues.apache.org/jira/browse/MAPREDUCE-1981?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jason Lowe updated MAPREDUCE-1981:
----------------------------------

    Fix Version/s:     (was: 2.3.0)
                   2.1.1-beta

I merged this into branch-2.1-beta as well.
                
> Improve getSplits performance by using listLocatedStatus
> --------------------------------------------------------
>
>                 Key: MAPREDUCE-1981
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1981
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: job submission
>    Affects Versions: 0.23.0
>            Reporter: Hairong Kuang
>            Assignee: Hairong Kuang
>             Fix For: 3.0.0, 0.23.10, 2.1.1-beta
>
>         Attachments: mapredListFiles1.patch, mapredListFiles2.patch, mapredListFiles3.patch, mapredListFiles4.patch, mapredListFiles5.patch, mapredListFiles.patch, MAPREDUCE-1981.branch-0.23.patch, MAPREDUCE-1981.patch
>
>
> This jira will make FileInputFormat and CombinedFileInputForm to use the new API, thus reducing the number of RPCs to HDFS NameNode.

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