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From "Jimmy Xiang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-5220) Expose group resolution time as metric
Date Mon, 06 Jan 2014 19:20:53 GMT

     [ https://issues.apache.org/jira/browse/HDFS-5220?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jimmy Xiang updated HDFS-5220:
------------------------------

    Attachment: 2.4-5220.patch

Thanks a lot, [~cmccabe]. I attached 2.4-5220.patch for 2.4.

> Expose group resolution time as metric
> --------------------------------------
>
>                 Key: HDFS-5220
>                 URL: https://issues.apache.org/jira/browse/HDFS-5220
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: namenode
>    Affects Versions: 2.4.0
>            Reporter: Rob Weltman
>            Assignee: Jimmy Xiang
>             Fix For: 3.0.0
>
>         Attachments: 2.4-5220.patch, hdfs-5220.patch, hdfs-5220_v2.patch
>
>
> It would help detect issues with authentication configuration and with overloading an
authentication source if the name node exposed the time taken for group resolution as a metric.



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