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From "stack (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-13496) Make Bytes$LexicographicalComparerHolder$UnsafeComparer::compareTo inlineable
Date Wed, 22 Apr 2015 15:53:04 GMT

    [ https://issues.apache.org/jira/browse/HBASE-13496?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14507296#comment-14507296
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stack commented on HBASE-13496:
-------------------------------

Commit I'd say [~anoop.hbase] You have the +1s.

> Make Bytes$LexicographicalComparerHolder$UnsafeComparer::compareTo inlineable
> -----------------------------------------------------------------------------
>
>                 Key: HBASE-13496
>                 URL: https://issues.apache.org/jira/browse/HBASE-13496
>             Project: HBase
>          Issue Type: Sub-task
>          Components: Scanners
>            Reporter: Anoop Sam John
>            Assignee: Anoop Sam John
>             Fix For: 2.0.0, 1.2.0
>
>         Attachments: ByteBufferUtils.java, HBASE-13496.patch, HBASE-13496.patch, OffheapVsOnHeapCompareTest.java,
onheapoffheapcompare.tgz
>
>
> While testing with some other perf comparisons I have noticed that the above method (which
is very hot in read path) is not getting inline
> bq.@ 16   org.apache.hadoop.hbase.util.Bytes$LexicographicalComparerHolder$UnsafeComparer::compareTo
(364 bytes)   hot method too big
> We can do minor refactoring to make it inlineable.



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