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From "Arpit Agarwal (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-11274) Datanode should only check the failed volume upon IO errors
Date Thu, 29 Dec 2016 06:10:58 GMT

     [ https://issues.apache.org/jira/browse/HDFS-11274?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

Arpit Agarwal updated HDFS-11274:
       Resolution: Fixed
     Hadoop Flags: Reviewed
    Fix Version/s: 3.0.0-alpha2
           Status: Resolved  (was: Patch Available)

> Datanode should only check the failed volume upon IO errors 
> ------------------------------------------------------------
>                 Key: HDFS-11274
>                 URL: https://issues.apache.org/jira/browse/HDFS-11274
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: datanode
>            Reporter: Xiaoyu Yao
>            Assignee: Xiaoyu Yao
>             Fix For: 3.0.0-alpha2
>         Attachments: HDFS-11274.01.patch, HDFS-11274.02.patch, HDFS-11274.03.patch, HDFS-11274.04.patch,
HDFS-11274.05.patch, HDFS-11274.06.patch
> This is a performance improvement that is possible after HDFS-11182. The goal is to trigger
async volume check with throttling only on suspected volume upon datanode file IO errors.

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