[jira] [Commented] (HBASE-19344) improve asyncWAL by using Independent thread for netty #IO in FanOutOneBlockAsyncDFSOutput

["Duo Zhang (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HBASE-19344?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16273797#comment-16273797 ] 

Duo Zhang commented on HBASE-19344:
-----------------------------------

Let me commit.

> improve asyncWAL by using Independent thread for netty #IO in FanOutOneBlockAsyncDFSOutput 
> -------------------------------------------------------------------------------------------
>
>                 Key: HBASE-19344
>                 URL: https://issues.apache.org/jira/browse/HBASE-19344
>             Project: HBase
>          Issue Type: Sub-task
>          Components: wal
>    Affects Versions: 2.0.0-beta-1
>            Reporter: Chance Li
>            Assignee: Duo Zhang
>             Fix For: 2.0.0
>
>         Attachments: HBASE-19344-branch-ycsb-1.png, HBASE-19344-branch.ycsb.png, HBASE-19344-branch.ycsb.png, HBASE-19344-branch2.patch, HBASE-19344-branch2.patch.2.POC, HBASE-19344-v1.patch, HBASE-19344.patch, wal-1-test-result.png, wal-8-test-result.png, ycsb_result_apache20_async_wal.pdf
>
>
> The logic now is that the netty #IO thread and asyncWal's thread are the same one.
> Improvement proposal:
> 1, Split into two.
> 2, All multiWal share the netty #IO thread pool. 



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