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https://issues.apache.org/jira/browse/HDFS-7377?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14202049#comment-14202049
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Brahma Reddy Battula commented on HDFS-7377:
--------------------------------------------
Problem is contextMap having null value...:).
{code}
Collection<MetricsContext> allContexts =
ContextFactory.getFactory().getAllContexts();
{code}
> [ DataNode Web UI ] Metric page will not display anything..
> -----------------------------------------------------------
>
> Key: HDFS-7377
> URL: https://issues.apache.org/jira/browse/HDFS-7377
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Brahma Reddy Battula
> Assignee: Brahma Reddy Battula
> Priority: Critical
>
> Scenario :
> ======
> Go to http://<DN_IP>:<http port>/dataNodeHome.jsp
> and click on metrics link..
> we will not able to see any thing..
> Did not find reason..do we need to implent metric page..?
> Checked the HDFS-2933,but did not find any clue...
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