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Posted to issues@hbase.apache.org by "Ted Yu (JIRA)" <ji...@apache.org> on 2016/06/29 23:40:12 UTC
[jira] [Commented] (HBASE-16114) Get regionLocation of required
regions only for MR jobs
[ https://issues.apache.org/jira/browse/HBASE-16114?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15356183#comment-15356183 ]
Ted Yu commented on HBASE-16114:
--------------------------------
Didn't seem to find the relevant code in branch-1.
Mind attaching patch for branch-1 if the patch applies ?
Thanks
> Get regionLocation of required regions only for MR jobs
> -------------------------------------------------------
>
> Key: HBASE-16114
> URL: https://issues.apache.org/jira/browse/HBASE-16114
> Project: HBase
> Issue Type: Improvement
> Components: mapreduce
> Affects Versions: 1.2.1
> Reporter: Thiruvel Thirumoolan
> Priority: Minor
> Fix For: 2.0.0, 1.3.0
>
> Attachments: HBASE-16114.master.001.patch, HBASE-16114.master.001.patch, HBASE-16114.master.002.patch
>
>
> We should only get the location of regions required during the MR job. This will help for jobs with large regions but the job itself scans only a small portion of it. Similar changes can be seen in MultiInputFormatBase.java.
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