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Posted to dev@hbase.apache.org by "Billy Pearson (JIRA)" <ji...@apache.org> on 2009/02/12 02:23:59 UTC
[jira] Commented: (HBASE-1199)
TableMapReduceUtil.initTableReduceJob smart reduce assigned to server
hosting region
[ https://issues.apache.org/jira/browse/HBASE-1199?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12672852#action_12672852 ]
Billy Pearson commented on HBASE-1199:
--------------------------------------
have to consider partitioner in all of this maybe the partitioner can hint the reduce_task->region->server
> TableMapReduceUtil.initTableReduceJob smart reduce assigned to server hosting region
> ------------------------------------------------------------------------------------
>
> Key: HBASE-1199
> URL: https://issues.apache.org/jira/browse/HBASE-1199
> Project: Hadoop HBase
> Issue Type: Improvement
> Components: mapred
> Reporter: Billy Pearson
>
> we should be able ot add this feature when HADOOP-589 is down this will allow for lower network usage when writing to the regions.
> While will over all improve speed when you scale to over a switch and the speed between the switches are limited.
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