[HDFS-12717] 'hdfs namenode -help' command will not work when Namenode is Running

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 3.0.0-alpha1
• Component/s: scripts
• Assignee: Unassigned
• Reporter: Harshakiran Reddy
• Created: 26/Oct/17 13:45
• Updated: 31/Oct/17 14:29

Description

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

Issue Links

• duplicates: HADOOP-14818 Can not show help message of namenode/datanode/nodemanager when process started.