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https://issues.apache.org/jira/browse/YARN-2935?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rohith Sharma K S resolved YARN-2935.
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Resolution: Duplicate
Closing as duplicate YARN-4311!!
> ResourceManager UI shows some stale values for "Decommissioned Nodes" field
> ---------------------------------------------------------------------------
>
> Key: YARN-2935
> URL: https://issues.apache.org/jira/browse/YARN-2935
> Project: Hadoop YARN
> Issue Type: Bug
> Affects Versions: 2.4.1
> Reporter: Nishan Shetty
> Assignee: Rohith Sharma K S
> Priority: Minor
> Attachments: screenshot-1.png
>
>
> Configure exclude host file patch and start RM in HA mode
> # Add NM1 entry in exclude host and execute refreshnodes. NM1 will be
> decommissioned.
> # Switch RM. RM reads exlude hosts and update decommissioned nodes to 1
> # Remove NM1 entry from exclude hosts and execute refreshNodes.
> # Start NM1 nodemanager. Observer in the UI, activenode is 1 and
> decommissioned node is 1.
> "Decommissioned Nodes" field in RM shows some value even though there is no
> decommissioned node.
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