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https://issues.apache.org/jira/browse/HBASE-16175?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Purtell updated HBASE-16175:
-----------------------------------
    Attachment: 0002-HBASE-16176-Bug-fixes-improvements-on-HBASE-15650-Re.patch
                0001-HBASE-15650-Remove-TimeRangeTracker-as-point-of-cont.patch

Parking the two backport patches here. Simple tests check out. I will do an on 
cluster evaluation when I'm back first week of August

> Backport HBASE-15650 (Remove TimeRangeTracker as point of contention when 
> many threads reading a StoreFile) to 0.98
> -------------------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-16175
>                 URL: https://issues.apache.org/jira/browse/HBASE-16175
>             Project: HBase
>          Issue Type: Task
>    Affects Versions: 0.98.20
>            Reporter: Andrew Purtell
>            Assignee: Andrew Purtell
>             Fix For: 0.98.21
>
>         Attachments: 
> 0001-HBASE-15650-Remove-TimeRangeTracker-as-point-of-cont.patch, 
> 0002-HBASE-16176-Bug-fixes-improvements-on-HBASE-15650-Re.patch
>
>
> HBASE-15650 and subsequent refinement on HBASE-16074 is a nice performance 
> optimization. Backport it to 0.98 and commit after a decent ITBLL run. 



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