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From "Anoop Sam John (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-15536) Make AsyncFSWAL as our default WAL
Date Thu, 20 Oct 2016 13:05:58 GMT

    [ https://issues.apache.org/jira/browse/HBASE-15536?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15591767#comment-15591767
] 

Anoop Sam John commented on HBASE-15536:
----------------------------------------

Looks u have a point Ram.. Good analysis.. Ya this is some what saying the extra work we do..
Did u observe more GC pause with async WAL?

> Make AsyncFSWAL as our default WAL
> ----------------------------------
>
>                 Key: HBASE-15536
>                 URL: https://issues.apache.org/jira/browse/HBASE-15536
>             Project: HBase
>          Issue Type: Sub-task
>          Components: wal
>    Affects Versions: 2.0.0
>            Reporter: Duo Zhang
>            Assignee: Duo Zhang
>            Priority: Critical
>             Fix For: 2.0.0
>
>         Attachments: HBASE-15536-v1.patch, HBASE-15536-v2.patch, HBASE-15536-v3.patch,
HBASE-15536-v4.patch, HBASE-15536-v5.patch, HBASE-15536.patch, latesttrunk_asyncWAL_50threads_10cols.jfr,
latesttrunk_defaultWAL_50threads_10cols.jfr
>
>
> As it should be predicated on passing basic cluster ITBLL



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