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From "Jian He (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (YARN-7486) Race condition in service AM that can cause NPE
Date Tue, 14 Nov 2017 00:57:02 GMT

     [ https://issues.apache.org/jira/browse/YARN-7486?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jian He reassigned YARN-7486:
-----------------------------

    Assignee: Jian He

> Race condition in service AM that can cause NPE
> -----------------------------------------------
>
>                 Key: YARN-7486
>                 URL: https://issues.apache.org/jira/browse/YARN-7486
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Jian He
>            Assignee: Jian He
>
> 1. container1 completed for instance1
> 2. instance1 is added to pending list
> 3. container2 allocated, and assigned to instance1, it records the container2 inside
instance1
> 4. in the meantime, instance1 ContainerStoppedTransition is called and that set the container
back to null. 
> This cause the recorded container lost.



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