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From "Jing Zhao (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6105) NN web UI for DN list loads the same jmx page multiple times.
Date Wed, 19 Mar 2014 22:30:43 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6105?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13941088#comment-13941088
] 

Jing Zhao commented on HDFS-6105:
---------------------------------

+1

> NN web UI for DN list loads the same jmx page multiple times.
> -------------------------------------------------------------
>
>                 Key: HDFS-6105
>                 URL: https://issues.apache.org/jira/browse/HDFS-6105
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 2.3.0
>            Reporter: Kihwal Lee
>            Assignee: Haohui Mai
>         Attachments: HDFS-6105.000.patch, datanodes-tab.png
>
>
> When loading "Datanodes" page of the NN web UI, the same jmx query is made multiple times.
For a big cluster, that's a lot of data and overhead.



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