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From "Jingcheng Du (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-11683) Metrics for MOB
Date Fri, 29 Aug 2014 09:09:53 GMT

     [ https://issues.apache.org/jira/browse/HBASE-11683?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jingcheng Du updated HBASE-11683:
---------------------------------

    Attachment: HBASE-11683-V3.diff

Update the patch to support the metrics for the compactor to record how many cells (and size)
are moved from/to mob files.

> Metrics for MOB
> ---------------
>
>                 Key: HBASE-11683
>                 URL: https://issues.apache.org/jira/browse/HBASE-11683
>             Project: HBase
>          Issue Type: Sub-task
>          Components: regionserver, Scanners
>    Affects Versions: 2.0.0
>            Reporter: Jonathan Hsieh
>            Assignee: Jingcheng Du
>         Attachments: HBASE-11683-V2.diff, HBASE-11683-V3.diff, HBASE-11683.diff
>
>
> We need to make sure to capture metrics about mobs.
> Some basic ones include:
> # of mob writes
> # of mob reads
> # avg size of mob (?)
> # mob files
> # of mob compactions / sweeps



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