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https://issues.apache.org/jira/browse/HBASE-20513?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16459944#comment-16459944
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Andrew Purtell commented on HBASE-20513:
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Parking a WIP patch for branch-1 here for now
> Collect and emit ScanMetrics in PerformanceEvaluation
> -----------------------------------------------------
>
> Key: HBASE-20513
> URL: https://issues.apache.org/jira/browse/HBASE-20513
> Project: HBase
> Issue Type: Improvement
> Components: test
> Reporter: Andrew Purtell
> Priority: Minor
> Fix For: 3.0.0, 2.1.0, 1.5.0
>
> Attachments: HBASE-20513-branch-1.patch
>
>
> To better understand changes in scanning behavior between version, enable
> ScanMetrics collection in PerformanceEvaluation and collect and roll up the
> results into a report at termination.
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