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https://issues.apache.org/jira/browse/HBASE-19344?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chance Li updated HBASE-19344:
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Attachment: HBASE-19344-branch2.patch
first patch.
> 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: Improvement
> Components: wal
> Affects Versions: 2.0.0-beta-1
> Reporter: Chance Li
> Assignee: Chance Li
> Fix For: 2.0.0
>
> Attachments: HBASE-19344-branch2.patch, wal-1-test-result.png,
> wal-8-test-result.png
>
>
> 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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