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https://issues.apache.org/jira/browse/HBASE-18436?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16186262#comment-16186262
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Andrew Purtell commented on HBASE-18436:
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I am sorry this languished [~Yun Zhao]. Let me see about applying this. The
changes seem pretty self contained and I think the metrics would be useful.
> Add client-side hedged read metrics
> -----------------------------------
>
> Key: HBASE-18436
> URL: https://issues.apache.org/jira/browse/HBASE-18436
> Project: HBase
> Issue Type: Improvement
> Reporter: Yun Zhao
> Priority: Minor
> Attachments: HBASE-18436.master.001.patch
>
>
> Need some metrics to represent indicate read high-availability.
> +hedgedReadOps -- the number of hedged read that have occurred.
> +hedgedReadWin -- the number of hedged read returned faster than the original
> read.
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