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https://issues.apache.org/jira/browse/HBASE-1199?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13451556#comment-13451556
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Harsh J commented on HBASE-1199:
--------------------------------

Hi,

I posted up a patch on HADOOP-589/MAPREDUCE-199. Can someone from HBase land 
take a look to see if it will satisfy, or suggest improvements?
                
> TableMapReduceUtil.initTableReduceJob smart reduce assigned to server hosting 
> region
> ------------------------------------------------------------------------------------
>
>                 Key: HBASE-1199
>                 URL: https://issues.apache.org/jira/browse/HBASE-1199
>             Project: HBase
>          Issue Type: Improvement
>          Components: mapred
>            Reporter: Billy Pearson
>
> we should be able ot add this feature when HADOOP-589 is done.
> This will allow for lower network usage when writing to the regions. 
> While will over all improve speed when you scale to over a rack size when 
> interlinks of switchs are limited.
> Have to consider partitioner in all of this maybe the partitioner can hint 
> the reduce_task->region->server 

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