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From "Aaron T. Myers (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-4259) Improve pipeline DN replacement failure message
Date Tue, 04 Dec 2012 02:01:59 GMT

    [ https://issues.apache.org/jira/browse/HDFS-4259?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13509427#comment-13509427

Aaron T. Myers commented on HDFS-4259:

+1, the patch looks good to me. I agree that this is an improvement to the error message that
should hopefully decrease confusion when folks see it.
> Improve pipeline DN replacement failure message
> -----------------------------------------------
>                 Key: HDFS-4259
>                 URL: https://issues.apache.org/jira/browse/HDFS-4259
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: hdfs-client
>    Affects Versions: 2.0.2-alpha
>            Reporter: Harsh J
>            Assignee: Harsh J
>            Priority: Minor
>         Attachments: HDFS-4259.patch
> The current message shown is something such as below:
> bq. Failed to add a datanode. User may turn off this feature by setting X.policy in configuration,
where the current policy is Y. (Nodes: current=\[foo\], original=\[bar\])
> This reads off like failing is a feature (but the intention and the reason we hit this
isn't indicated strongly), and can be bettered.

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