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https://issues.apache.org/jira/browse/MAPREDUCE-3620?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13180448#comment-13180448
 ] 

Ravi Prakash commented on MAPREDUCE-3620:
-----------------------------------------

Relevant exception

{noformat}
11/12/23 12:59:21 WARN mapred.ClientServiceDelegate: Error from remote end: 
Unknown job job_1324640114320_0768
11/12/23 12:59:21 ERROR security.UserGroupInformation: 
PriviledgedActionException as:someUser1 (auth:PROXY) via someUser@someDomain 
(auth:KERBEROS) 
cause:org.apache.hadoop.yarn.exceptions.impl.pb.YarnRemoteExceptionPBImpl:
Unknown job job_1324640114320_0768
11/12/23 12:59:21 WARN gridmix.JobMonitor: Lost job GRIDMIX000766
RemoteTrace: 
 at LocalTrace: 
        org.apache.hadoop.yarn.exceptions.impl.pb.YarnRemoteExceptionPBImpl: 
Unknown job job_1324640114320_0768
        at 
org.apache.hadoop.yarn.ipc.ProtoOverHadoopRpcEngine$Invoker.invoke(ProtoOverHadoopRpcEngine.java:151)
        at $Proxy12.getJobReport(Unknown Source)
        at
org.apache.hadoop.mapreduce.v2.api.impl.pb.client.MRClientProtocolPBClientImpl.getJobReport(MRClientProtocolPBClientImpl.java:104)
        at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at 
org.apache.hadoop.mapred.ClientServiceDelegate.invoke(ClientServiceDelegate.java:275)
        at 
org.apache.hadoop.mapred.ClientServiceDelegate.getJobStatus(ClientServiceDelegate.java:352)
        at org.apache.hadoop.mapred.YARNRunner.getJobStatus(YARNRunner.java:431)
        at org.apache.hadoop.mapreduce.Job$1.run(Job.java:322)
        at org.apache.hadoop.mapreduce.Job$1.run(Job.java:319)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:396)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1157)
        at org.apache.hadoop.mapreduce.Job.updateStatus(Job.java:319)
        at org.apache.hadoop.mapreduce.Job.isSuccessful(Job.java:603)
        at 
org.apache.hadoop.mapred.gridmix.JobMonitor$MonitorThread.process(JobMonitor.java:134)
        at 
org.apache.hadoop.mapred.gridmix.JobMonitor$MonitorThread.run(JobMonitor.java:175)
{noformat}
                
> Some times all the gridmix jobs are not processing.
> ---------------------------------------------------
>
>                 Key: MAPREDUCE-3620
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3620
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2
>    Affects Versions: 0.23.0
>            Reporter: Ravi Prakash
>            Assignee: Ravi Prakash
>            Priority: Critical
>
> Courtesy [~vinaythota]
> {quote}
> Job trace contains 1205 jobs and Gridmix start processing 1200 jobs after 
> processing. However, after completion of
> gridmix run, execution summary details, it showed 1196 jobs are processed and 
> remaining 4 jobs are missing. One log shows 1196 jobs processed and another
> log shows 1200 jobs are processed.
> {quote}

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