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https://issues.apache.org/jira/browse/HBASE-19722?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16725058#comment-16725058
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Sean Busbey commented on HBASE-19722:
-------------------------------------
I'm currently planning to wait until after the current 2.1 RCs to land this
backport, FYI. Mostly just because of the holiday. If someone needs it sooner
and is willing to watch that post-commit goes fine, I have the backport ready
to push.
> Meta query statistics metrics source
> ------------------------------------
>
> Key: HBASE-19722
> URL: https://issues.apache.org/jira/browse/HBASE-19722
> Project: HBase
> Issue Type: Sub-task
> Components: Coprocessors, meta, metrics, Operability
> Reporter: Andrew Purtell
> Assignee: Xu Cang
> Priority: Critical
> Fix For: 3.0.0, 1.5.0, 1.4.6, 2.2.0, 2.0.2
>
> Attachments: HBASE-19722-branch-2.1.v1.patch,
> HBASE-19722.branch-1.v001.patch, HBASE-19722.branch-1.v002.patch,
> HBASE-19722.master.010.patch, HBASE-19722.master.011.patch,
> HBASE-19722.master.012.patch, HBASE-19722.master.013.patch,
> HBASE-19722.master.014.patch, HBASE-19722.master.015.patch,
> HBASE-19722.master.016.patch
>
>
> Implement a meta query statistics metrics source, created whenever a
> regionserver starts hosting meta, removed when meta hosting moves. Provide
> views on top tables by request counts, top meta rowkeys by request count, top
> clients making requests by their hostname.
> Can be implemented as a coprocessor.
>
>
>
>
> ===============
> *Release Note* (WIP)
> *1. Usage:*
> Use this coprocessor by adding below section to hbase-site.xml
> {{<property>}}
> {{ <name>hbase.coprocessor.region.classes</name>}}
> {{ <value>org.apache.hadoop.hbase.coprocessor.MetaTableMetrics</value>}}
> {{</property>}}
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