[jira] [Commented] (YARN-1924) STATE_STORE_OP_FAILED happens when ZKRMStateStore tries to update app(attempt) before storing it

[Rohith (JIRA)]

    [ 
https://issues.apache.org/jira/browse/YARN-1924?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13966354#comment-13966354
 ] 

Rohith commented on YARN-1924:
------------------------------

Hi, I applied this patch and testing. I found below NPE. ZK cluster was 
comparativiely slow response.

{noformat}
2014-04-11 14:28:10,152 ERROR 
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore: Error 
storing/updating appAttempt: appattempt_1397200878504_0209_000003
java.lang.NullPointerException
        at 
org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore.updateApplicationAttemptStateInternal(ZKRMStateStore.java:613)
        at 
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore.handleStoreEvent(RMStateStore.java:675)
        at 
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore$ForwardingEventHandler.handle(RMStateStore.java:766)
        at 
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore$ForwardingEventHandler.handle(RMStateStore.java:761)
        at 
org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:173)
        at 
org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:106)
        at java.lang.Thread.run(Thread.java:662)
2014-04-11 14:28:10,162 FATAL 
org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Received a 
org.apache.hadoop.yarn.server.resourcemanager.RMFatalEvent of type 
STATE_STORE_OP_FAILED. Cause:
java.lang.NullPointerException
        at 
org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStore.updateApplicationAttemptStateInternal(ZKRMStateStore.java:613)
        at 
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore.handleStoreEvent(RMStateStore.java:675)
        at 
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore$ForwardingEventHandler.handle(RMStateStore.java:766)
        at 
org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore$ForwardingEventHandler.handle(RMStateStore.java:761)
        at 
org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:173)
        at 
org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:106)
        at java.lang.Thread.run(Thread.java:662)
{noformat}

> STATE_STORE_OP_FAILED happens when ZKRMStateStore tries to update 
> app(attempt) before storing it
> ------------------------------------------------------------------------------------------------
>
>                 Key: YARN-1924
>                 URL: https://issues.apache.org/jira/browse/YARN-1924
>             Project: Hadoop YARN
>          Issue Type: Bug
>    Affects Versions: 2.4.0
>            Reporter: Arpit Gupta
>            Assignee: Jian He
>            Priority: Critical
>             Fix For: 2.4.1
>
>         Attachments: YARN-1924.1.patch, YARN-1924.2.patch
>
>
> Noticed on a HA cluster Both RM shut down with this error. 



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