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From "Haohui Mai (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-9103) Retry reads on DN failure
Date Tue, 17 Nov 2015 21:43:11 GMT

     [ https://issues.apache.org/jira/browse/HDFS-9103?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Haohui Mai updated HDFS-9103:
-----------------------------
      Resolution: Fixed
    Hadoop Flags: Reviewed
          Status: Resolved  (was: Patch Available)

I've committed the patch to trunk and branch-2. Thanks [~James Clampffer] for the contribution.

> Retry reads on DN failure
> -------------------------
>
>                 Key: HDFS-9103
>                 URL: https://issues.apache.org/jira/browse/HDFS-9103
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: hdfs-client
>            Reporter: Bob Hansen
>            Assignee: James Clampffer
>             Fix For: HDFS-8707, HDFS-8707
>
>         Attachments: HDFS-9103.1.patch, HDFS-9103.2.patch, HDFS-9103.HDFS-8707.006.patch,
HDFS-9103.HDFS-8707.007.patch, HDFS-9103.HDFS-8707.008.patch, HDFS-9103.HDFS-8707.009.patch,
HDFS-9103.HDFS-8707.010.patch, HDFS-9103.HDFS-8707.3.patch, HDFS-9103.HDFS-8707.4.patch, HDFS-9103.HDFS-8707.5.patch
>
>
> When AsyncPreadSome fails, add the failed DataNode to the excluded list and try again.



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