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https://issues.apache.org/jira/browse/HDFS-12717?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16224730#comment-16224730
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Harshakiran Reddy commented on HDFS-12717:
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[~aw] any idea on this..?
> 'hdfs namenode -help' command will not work when Namenode is Running
> ---------------------------------------------------------------------
>
> Key: HDFS-12717
> URL: https://issues.apache.org/jira/browse/HDFS-12717
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: scripts
> Affects Versions: 3.0.0-alpha1
> Reporter: Harshakiran Reddy
>
> Scenario:
> Start namenode
> Execute "hdfs namenode -help"
> Actul Output:
> =============
> namenode is running as process 85785. Stop it first.
> Expected output:
> ===========
> Should Give the help message
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