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https://issues.apache.org/jira/browse/HDFS-12888?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Zhe Zhang updated HDFS-12888:
-----------------------------
    Description: 
To reproduce:
# Run webui /conf
# Use {{hdfs --refreshSuperUserGroupsConfiguration}} to update a configuration 
value
# Run webui /conf again, it will still show the old configuration value 

  was:
To reproduce:
# Run webui /conf
# Use {{hdfs -refresh}} to update a configuration value
# Run webui /conf again, it will still show the old configuration value 


> NameNode web UI shows stale config values after cli refresh
> -----------------------------------------------------------
>
>                 Key: HDFS-12888
>                 URL: https://issues.apache.org/jira/browse/HDFS-12888
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: ui
>    Affects Versions: 2.7.4
>            Reporter: Zhe Zhang
>
> To reproduce:
> # Run webui /conf
> # Use {{hdfs --refreshSuperUserGroupsConfiguration}} to update a 
> configuration value
> # Run webui /conf again, it will still show the old configuration value 



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