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https://issues.apache.org/jira/browse/HBASE-20411?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack updated HBASE-20411:
--------------------------
Attachment: HBASE-20411.branch-2.0.013.patch
> Ameliorate MutableSegment synchronize
> -------------------------------------
>
> Key: HBASE-20411
> URL: https://issues.apache.org/jira/browse/HBASE-20411
> Project: HBase
> Issue Type: Bug
> Reporter: stack
> Priority: Major
> Attachments: 2.load.patched.17704.lock.svg,
> 2.load.patched.2.17704.lock.svg, 2.more.patch.12010.lock.svg,
> 2.pe.write.32026.lock.svg, 2.pe.write.ameliorate.106553.lock.svg,
> 41901.lock.svg, HBASE-20411-atomiclong-longadder.patch,
> HBASE-20411.branch-2.0.001.patch, HBASE-20411.branch-2.0.002.patch,
> HBASE-20411.branch-2.0.003.patch, HBASE-20411.branch-2.0.004.patch,
> HBASE-20411.branch-2.0.005.patch, HBASE-20411.branch-2.0.006.patch,
> HBASE-20411.branch-2.0.007.patch, HBASE-20411.branch-2.0.008.patch,
> HBASE-20411.branch-2.0.009.patch, HBASE-20411.branch-2.0.010.patch,
> HBASE-20411.branch-2.0.011.patch, HBASE-20411.branch-2.0.012.patch,
> HBASE-20411.branch-2.0.013.patch, jmc6.write_time_locks.png
>
>
> This item is migrated from HBASE-20236 so it gets dedicated issue.
> Let me upload evidence that has this synchronize as a stake in our write-time
> perf. I'll migrate the patch I posted with updates that come of comments
> posted by [~mdrob] on the HBASE-20236 issue.
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