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https://issues.apache.org/jira/browse/HBASE-12116?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack updated HBASE-12116:
--------------------------
Fix Version/s: (was: 2.0.0)
> Hot contention spots; writing
> -----------------------------
>
> Key: HBASE-12116
> URL: https://issues.apache.org/jira/browse/HBASE-12116
> Project: HBase
> Issue Type: Improvement
> Components: Performance
> Reporter: stack
> Assignee: stack
> Attachments: 12116.checkForReplicas.txt,
> 12116.stringify.and.cache.scanner.maxsize.txt, 12116.txt, perf.write3.svg,
> perf.write4.svg, Screen Shot 2014-09-29 at 5.12.51 PM.png, Screen Shot
> 2014-09-30 at 10.39.34 PM.png, Screen Shot 2015-04-13 at 2.03.05 PM.png
>
>
> Playing with flight recorder, here are some write-time contentious
> synchronizations/locks (picture coming)
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