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From "Ted Yu (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-3647) Distinguish read and write request count in region
Date Fri, 01 Apr 2011 21:13:06 GMT

     [ https://issues.apache.org/jira/browse/HBASE-3647?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

Ted Yu updated HBASE-3647:

    Attachment: 3647-versioned.txt

Realigned patch with current trunk.
Also made HServerInfo and HServerLoad extend VersionedWritable.

> Distinguish read and write request count in region
> --------------------------------------------------
>                 Key: HBASE-3647
>                 URL: https://issues.apache.org/jira/browse/HBASE-3647
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: Ted Yu
>            Assignee: Ted Yu
>             Fix For: 0.92.0
>         Attachments: 3647-versioned.txt, hbase-3647.txt
> Distinguishing read and write request counts, on top of HBASE-3507, would benefit load
> The action for balancing read vs. write load should be different. For read load, region
movement should be low (to keep scanner happy). For write load, region movement is allowed.
> Now that we have cheap(er) counters, it should not be too burdensome keeping up the extra

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