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From "Giovanni Matteo Fumarola (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (YARN-8435) NPE when the same client simultaneously contact for the first time Yarn Router
Date Thu, 05 Jul 2018 17:51:00 GMT

     [ https://issues.apache.org/jira/browse/YARN-8435?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Giovanni Matteo Fumarola reassigned YARN-8435:
----------------------------------------------

    Assignee: Giovanni Matteo Fumarola

> NPE when the same client simultaneously contact for the first time Yarn Router
> ------------------------------------------------------------------------------
>
>                 Key: YARN-8435
>                 URL: https://issues.apache.org/jira/browse/YARN-8435
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: router
>    Affects Versions: 2.9.0, 3.0.2
>            Reporter: rangjiaheng
>            Assignee: Giovanni Matteo Fumarola
>            Priority: Critical
>         Attachments: YARN-8435.v1.patch, YARN-8435.v2.patch, YARN-8435.v3.patch, YARN-8435.v4.patch,
YARN-8435.v5.patch, YARN-8435.v6.patch, YARN-8435.v7.patch
>
>
> When Two client process (with the same user name and the same hostname) begin to connect
to yarn router at the same time, to submit application, kill application, ... and so on,
then a java.lang.NullPointerException may throws from yarn router.
>  
>  



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