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https://issues.apache.org/jira/browse/HBASE-3907?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13450720#comment-13450720
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Kannan Muthukkaruppan commented on HBASE-3907:
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This is all done from a while ago, and ported to trunk as well. The port might 
have happened as part of the HFile V2 port. So I don't have the exact patch 
details. But we pretty much have block cache stats, compaction stats, 
bloom/index/ stats on a per-CF, get/put ops/latency stats, on a per-CF basis.

Stack: Can you mark this resolved with appropriate tags (to indicate the right 
version since which this has been in)? Thanks...
                
> make it easier to add per-CF metrics; add some key per-CF metrics to start 
> with
> -------------------------------------------------------------------------------
>
>                 Key: HBASE-3907
>                 URL: https://issues.apache.org/jira/browse/HBASE-3907
>             Project: HBase
>          Issue Type: Improvement
>          Components: metrics
>            Reporter: Kannan Muthukkaruppan
>            Assignee: Kannan Muthukkaruppan
>
> Add plumbing needed to add various types of per ColumnFamily metrics. And to 
> start with add a bunch per-CF metrics such as:
> 1) Blocks read, cache hit, avg time of read for a column family.
> 2) Similar stats for compaction related reads.
> 3) Stats for meta block reads per CF
> 4) Bloom Filter stats per CF
> etc.

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