[jira] [Commented] (HBASE-17035) Check why we roll a wal writer at 10MB when the configured roll size is 120M+ with AsyncFSWAL

["ramkrishna.s.vasudevan (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HBASE-17035?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15643236#comment-15643236 ] 

ramkrishna.s.vasudevan commented on HBASE-17035:
------------------------------------------------

I am just to analyze your findings. If I find any will report back. 

> Check why we roll a wal writer at 10MB when the configured roll size is 120M+ with AsyncFSWAL
> ---------------------------------------------------------------------------------------------
>
>                 Key: HBASE-17035
>                 URL: https://issues.apache.org/jira/browse/HBASE-17035
>             Project: HBase
>          Issue Type: Sub-task
>          Components: wal
>    Affects Versions: 2.0.0
>            Reporter: Duo Zhang
>            Assignee: Duo Zhang
>             Fix For: 2.0.0
>
>
> Found this when addressing HBASE-16890. It is one of the possible reason that why AsyncFSWAL performs worse than FSHLog when running PE tool.
> https://issues.apache.org/jira/browse/HBASE-16890?focusedCommentId=15636688&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-15636688



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