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From "Karthik Kambatla (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-4247) Deadlock in FSAppAttempt and RMAppAttemptImpl causes RM to stop processing events
Date Fri, 09 Oct 2015 18:29:06 GMT

     [ https://issues.apache.org/jira/browse/YARN-4247?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Karthik Kambatla updated YARN-4247:
-----------------------------------
    Priority: Blocker  (was: Major)

> Deadlock in FSAppAttempt and RMAppAttemptImpl causes RM to stop processing events
> ---------------------------------------------------------------------------------
>
>                 Key: YARN-4247
>                 URL: https://issues.apache.org/jira/browse/YARN-4247
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: fairscheduler, resourcemanager
>            Reporter: Anubhav Dhoot
>            Assignee: Anubhav Dhoot
>            Priority: Blocker
>
> We see this deadlock in our testing where events do not get processed and we see this
in the logs before the RM dies of OOM {noformat} 2015-10-08 04:48:01,918 INFO org.apache.hadoop.yarn.event.AsyncDispatcher:
Size of event-queue is 1488000 2015-10-08 04:48:01,918 INFO org.apache.hadoop.yarn.event.AsyncDispatcher:
Size of event-queue is 1488000 {noformat}



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