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https://issues.apache.org/jira/browse/HBASE-17021?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15638616#comment-15638616
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stack commented on HBASE-17021:
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I did a part-pass. Will do another later. [~ram_krish] You looking at this. 
Whats diff between this and your aproach boss? Thanks.

> Use RingBuffer to reduce the contention in AsyncFSWAL
> -----------------------------------------------------
>
>                 Key: HBASE-17021
>                 URL: https://issues.apache.org/jira/browse/HBASE-17021
>             Project: HBase
>          Issue Type: Sub-task
>          Components: wal
>    Affects Versions: 2.0.0
>            Reporter: Duo Zhang
>            Assignee: Duo Zhang
>             Fix For: 2.0.0
>
>         Attachments: HBASE-17021.patch
>
>
> The WALPE result in HBASE-16890 shows that with disruptor's RingBuffer we can 
> get a better performance.



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