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https://issues.apache.org/jira/browse/YARN-2754?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wangda Tan updated YARN-2754:
-----------------------------
    Issue Type: Sub-task  (was: Bug)
        Parent: YARN-2492

> addToCluserNodeLabels should be protected by writeLock in 
> RMNodeLabelsManager.java.
> -----------------------------------------------------------------------------------
>
>                 Key: YARN-2754
>                 URL: https://issues.apache.org/jira/browse/YARN-2754
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>            Reporter: zhihai xu
>            Assignee: zhihai xu
>         Attachments: YARN-2754.000.patch
>
>
> addToCluserNodeLabels should be protected by writeLock in 
> RMNodeLabelsManager.java. because we should protect labelCollections in 
> RMNodeLabelsManager.



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