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https://issues.apache.org/jira/browse/HBASE-22387?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16838446#comment-16838446
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Zheng Hu commented on HBASE-22387:
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I found anther minor problem, in HBASE-21921, we have a metrics named
getHeapAllocationRatio, mean percent of heap allocation in all allocation. I
found it's always 100% in my offheap ByteBuffAllocator, should have some
problem.
!screenshot-1.png!
> Evaluate the get/scan performance after reading HFile block into offheap
> directly
> ---------------------------------------------------------------------------------
>
> Key: HBASE-22387
> URL: https://issues.apache.org/jira/browse/HBASE-22387
> Project: HBase
> Issue Type: Sub-task
> Reporter: Zheng Hu
> Assignee: Zheng Hu
> Priority: Major
> Attachments: screenshot-1.png
>
>
> Now, all sub-tasks has been resolved now (except the HBASE-21946 because of
> the hadoop dependency problem), will provide some performance benckmarks to
> show the latency improvement.
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