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From "Arun C Murthy (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-2454) Allow external sorter plugin for MR
Date Fri, 13 Jul 2012 13:51:36 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-2454?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Arun C Murthy updated MAPREDUCE-2454:
-------------------------------------

    Status: Open  (was: Patch Available)

Mariappan - Sorry it took me so long, and thanks for being super patient! I'm clearing my
review backlog and I'll get to this very soon! Meanwhile, can you pls look at the test failures?
Thanks again!
                
> Allow external sorter plugin for MR
> -----------------------------------
>
>                 Key: MAPREDUCE-2454
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2454
>             Project: Hadoop Map/Reduce
>          Issue Type: New Feature
>    Affects Versions: 2.0.0-alpha, 3.0.0
>            Reporter: Mariappan Asokan
>            Priority: Minor
>              Labels: features, performance, plugin, sort
>         Attachments: HadoopSortPlugin.pdf, KeyValueIterator.java, MR-2454-trunkPatchPreview.gz,
MapOutputSorter.java, MapOutputSorterAbstract.java, ReduceInputSorter.java, mapreduce-2454.patch,
mr-2454-on-mr-279-build82.patch.gz
>
>
> Define interfaces and some abstract classes in the Hadoop framework to facilitate external
sorter plugins both on the Map and Reduce sides.

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