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From "Aaron T. Myers (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-271) Metrics on Secondary namenode's activity
Date Wed, 22 Jun 2011 07:28:47 GMT

    [ https://issues.apache.org/jira/browse/HDFS-271?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13053095#comment-13053095

Aaron T. Myers commented on HDFS-271:

Hey Koji, does the work done in HADOOP-3741 meet your requirements? If so, we can close this

> Metrics on Secondary namenode's activity
> ----------------------------------------
>                 Key: HDFS-271
>                 URL: https://issues.apache.org/jira/browse/HDFS-271
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Koji Noguchi
>            Priority: Minor
> To monitor secondary namenode's activiely, we currently rely on 'delete' metrics when
it replays the edits.
> (HADOOP-1495) 
> Requesting for new metrics that shows secondary namenode's activity.
> Maybe the size of the fsimage/edits being read and written.

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