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Posted to mapreduce-issues@hadoop.apache.org by "Allen Wittenauer (JIRA)" <ji...@apache.org> on 2015/05/06 05:34:56 UTC

[jira] [Updated] (MAPREDUCE-5150) Backport 2009 terasort (MAPREDUCE-639) to branch-1

     [ https://issues.apache.org/jira/browse/MAPREDUCE-5150?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Allen Wittenauer updated MAPREDUCE-5150:
----------------------------------------
    Labels: BB2015-05-TBR  (was: )

> Backport 2009 terasort (MAPREDUCE-639) to branch-1
> --------------------------------------------------
>
>                 Key: MAPREDUCE-5150
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5150
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: examples
>    Affects Versions: 1.2.0
>            Reporter: Gera Shegalov
>            Priority: Minor
>              Labels: BB2015-05-TBR
>         Attachments: MAPREDUCE-5150-branch-1.patch
>
>
> Users evaluate performance of Hadoop clusters using different benchmarks such as TeraSort. However, terasort version in branch-1 is outdated. It works on teragen dataset that cannot exceed 4 billion unique keys and it does not have the fast non-sampling partitioner SimplePartitioner either.



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