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Date: Tue, 8 Mar 2011 22:13:59 +0000 (UTC)
From: "Ted Yu (JIRA)" <jira@apache.org>
To: issues@hbase.apache.org
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Subject: [jira] Commented: (HBASE-3609) Improve the selection of regions to
 balance; part 2
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    [ https://issues.apache.org/jira/browse/HBASE-3609?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13004254#comment-13004254 ] 

Ted Yu commented on HBASE-3609:
-------------------------------

This is close to what I described in HBASE-3586.
I used MinMaxPriorityQueue to alternately choose regions from head and tail of regionsToMove.

Both TestLoadBalancer and TestAdmin pass.

> Improve the selection of regions to balance; part 2
> ---------------------------------------------------
>
>                 Key: HBASE-3609
>                 URL: https://issues.apache.org/jira/browse/HBASE-3609
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: stack
>            Assignee: Ted Yu
>         Attachments: 3609-alternate.txt, hbase-3609-by-region-age.txt, hbase-3609.txt
>
>
> See 'HBASE-3586  Improve the selection of regions to balance' for discussion of algorithms that improve on current random assignment.

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