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Posted to issues@hbase.apache.org by "Andrew Purtell (JIRA)" <ji...@apache.org> on 2016/07/05 17:08:11 UTC

[jira] [Commented] (HBASE-15650) Remove TimeRangeTracker as point of contention when many threads reading a StoreFile

    [ https://issues.apache.org/jira/browse/HBASE-15650?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15362789#comment-15362789 ] 

Andrew Purtell commented on HBASE-15650:
----------------------------------------

Reverted from 0.98 with 47c1960 

> Remove TimeRangeTracker as point of contention when many threads reading a StoreFile
> ------------------------------------------------------------------------------------
>
>                 Key: HBASE-15650
>                 URL: https://issues.apache.org/jira/browse/HBASE-15650
>             Project: HBase
>          Issue Type: Bug
>          Components: Performance
>    Affects Versions: 2.0.0
>            Reporter: stack
>            Assignee: stack
>             Fix For: 2.0.0, 1.3.0, 0.98.19, 1.4.0
>
>         Attachments: 15650.branch-1.patch, 15650.branch-1.patch, 15650.patch, 15650.patch, 15650v2.branch-1.patch, 15650v2.patch, 15650v3.patch, 15650v4.patch, 15650v5.patch, 15650v6.patch, Point-of-contention-on-random-read.png
>
>
> HBASE-12148 is about "Remove TimeRangeTracker as point of contention when many threads writing a Store". It is also a point of contention when reading.



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