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From "Rohith (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-2523) ResourceManager UI showing negative value for "Decommissioned Nodes" field
Date Sat, 13 Sep 2014 12:44:34 GMT

     [ https://issues.apache.org/jira/browse/YARN-2523?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Rohith updated YARN-2523:
-------------------------
    Attachment: YARN-2523.patch

Verified the fix again, decommissioned nodes should not be decremented again RMNodeImpl#updateMetricsForRejoinedNode()
considering previoud state. Latest decommisioned nodes already been updated by AdminService#refreshNodes().

> ResourceManager UI showing negative value for "Decommissioned Nodes" field
> --------------------------------------------------------------------------
>
>                 Key: YARN-2523
>                 URL: https://issues.apache.org/jira/browse/YARN-2523
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager, webapp
>    Affects Versions: 3.0.0
>            Reporter: Nishan Shetty
>            Assignee: Rohith
>         Attachments: YARN-2523.patch, YARN-2523.patch
>
>
> 1. Decommission one NodeManager by configuring ip in excludehost file
> 2. Remove ip from excludehost file
> 3. Execute -refreshNodes command and restart Decommissioned NodeManager
> Observe that in RM UI negative value for "Decommissioned Nodes" field is shown



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