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From "ramkrishna.s.vasudevan (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-10137) GeneralBulkAssigner with retain assignment plan can be used in EnableTableHandler to bulk assign the regions
Date Mon, 16 Dec 2013 11:18:07 GMT

    [ https://issues.apache.org/jira/browse/HBASE-10137?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13849045#comment-13849045
] 

ramkrishna.s.vasudevan commented on HBASE-10137:
------------------------------------------------

+1 on commit then.  
[~jxiang]
Want to take a look before commit?

> GeneralBulkAssigner with retain assignment plan can be used in EnableTableHandler to
bulk assign the regions
> ------------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-10137
>                 URL: https://issues.apache.org/jira/browse/HBASE-10137
>             Project: HBase
>          Issue Type: Bug
>          Components: Region Assignment
>    Affects Versions: 0.96.0, 0.94.14
>            Reporter: rajeshbabu
>            Assignee: rajeshbabu
>             Fix For: 0.98.0, 0.96.2, 0.99.0
>
>         Attachments: HBASE-10137.patch
>
>
> Current in BulkEnabler we are assigning one region at a time, instead we can use GeneralBulkAssigner
to bulk assign multiple regions at a time.
> {code}
>       for (HRegionInfo region : regions) {
>         if (assignmentManager.getRegionStates()
>             .isRegionInTransition(region)) {
>           continue;
>         }
>         final HRegionInfo hri = region;
>         pool.execute(Trace.wrap("BulkEnabler.populatePool",new Runnable() {
>           public void run() {
>             assignmentManager.assign(hri, true);
>           }
>         }));
>       }
> {code}



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