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Posted to mapreduce-issues@hadoop.apache.org by "Mariappan Asokan (JIRA)" <ji...@apache.org> on 2013/03/13 15:44:13 UTC
[jira] [Commented] (MAPREDUCE-5063) Transfering mapper output
(key,value) pair to multiple reducer
[ https://issues.apache.org/jira/browse/MAPREDUCE-5063?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13601200#comment-13601200 ]
Mariappan Asokan commented on MAPREDUCE-5063:
---------------------------------------------
MAPREDUCE-4049 made shuffle pluggable. Will writing your own plugin satisfy your needs?
-- Asokan
> Transfering mapper output (key,value) pair to multiple reducer
> ----------------------------------------------------------------
>
> Key: MAPREDUCE-5063
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-5063
> Project: Hadoop Map/Reduce
> Issue Type: Wish
> Affects Versions: 1.0.3
> Reporter: Vikas Jadhav
> Priority: Minor
>
> Currently in Hadoop MapReduce mapper output in (key,value) form can be transfered to only one reducer
> Our goal is to be able transfer/shuffle (key,value) pair to multiple reducer
> Note:- we need to shuffle same pair to number of reducers
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