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Posted to common-dev@hadoop.apache.org by "Owen O'Malley (JIRA)" <ji...@apache.org> on 2008/05/07 23:55:56 UTC
[jira] Updated: (HADOOP-3226) Run combiner when merging spills from
map output
[ https://issues.apache.org/jira/browse/HADOOP-3226?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Owen O'Malley updated HADOOP-3226:
----------------------------------
Resolution: Fixed
Hadoop Flags: [Incompatible change, Reviewed]
Status: Resolved (was: Patch Available)
I just committed this with a few fixes for trunk breakage. Thanks, Chris!
> Run combiner when merging spills from map output
> ------------------------------------------------
>
> Key: HADOOP-3226
> URL: https://issues.apache.org/jira/browse/HADOOP-3226
> Project: Hadoop Core
> Issue Type: Improvement
> Reporter: Chris Douglas
> Assignee: Chris Douglas
> Fix For: 0.18.0
>
> Attachments: 3226-0.patch, 3226-1.patch, 3226-2.patch, 3226-3.patch
>
>
> When merging spills from the map, running the combiner should further diminish the volume of data we send to the reduce.
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