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https://issues.apache.org/jira/browse/HBASE-12368?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14187715#comment-14187715
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Ted Yu commented on HBASE-12368:
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AtomicUtils would be used by classes such as HRegion.java (in HBASE-10201)
Probably it shouldn't be moved.
> Use FastLongHistogram to accellerate histogram based metric stats
> -----------------------------------------------------------------
>
> Key: HBASE-12368
> URL: https://issues.apache.org/jira/browse/HBASE-12368
> Project: HBase
> Issue Type: Improvement
> Components: metrics
> Affects Versions: 1.0.0, 2.0.0
> Reporter: Yi Deng
> Assignee: Yi Deng
> Priority: Minor
> Labels: metrics
> Attachments:
> 0001-Add-Percentiles-who-uses-FatLongHistogram-to-replace.patch
>
>
> Use FastLongHistogram to accellerate histogram based metric stats.
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