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From "Andrew Wang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-10279) Improve validation of the configured number of tolerated failed volumes
Date Wed, 13 Apr 2016 23:43:25 GMT

     [ https://issues.apache.org/jira/browse/HDFS-10279?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Andrew Wang updated HDFS-10279:
-------------------------------
       Resolution: Fixed
    Fix Version/s: 2.8.0
           Status: Resolved  (was: Patch Available)

Thanks again [~linyiqun], committed to trunk, branch-2, branch-2.8.

> Improve validation of the configured number of tolerated failed volumes
> -----------------------------------------------------------------------
>
>                 Key: HDFS-10279
>                 URL: https://issues.apache.org/jira/browse/HDFS-10279
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>    Affects Versions: 2.7.1
>            Reporter: Lin Yiqun
>            Assignee: Lin Yiqun
>             Fix For: 2.8.0
>
>         Attachments: HDFS-10279.001.patch, HDFS-10279.002.patch
>
>
> Now the misconfiguration for dfs.datanode.failed.volumes.tolerated are detected too late
and not easily be found. We can move the validation logic for tolerated volumes to a eariler
time that before datanode regists to namenode. And this will let us detect the misconfiguration
soon and easily.



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