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From Viswanathan J <jayamviswanat...@gmail.com>
Subject Getting following error in JT logs while running MR jobs
Date Mon, 16 Dec 2013 10:17:07 GMT
Hi,

I'm getting the following error frequently while running MR jobs.

ERROR org.apache.hadoop.mapred.TaskStatus: Trying to set finish time for
task attempt_201312040159_126927_m_000000_0 when no start time is set,
stackTrace is : java.lang.Exception
        at
org.apache.hadoop.mapred.TaskStatus.setFinishTime(TaskStatus.java:145)
        at
org.apache.hadoop.mapred.TaskInProgress.incompleteSubTask(TaskInProgress.java:700)
        at
org.apache.hadoop.mapred.JobInProgress.failedTask(JobInProgress.java:3004)
        at
org.apache.hadoop.mapred.JobInProgress.updateTaskStatus(JobInProgress.java:1185)
        at
org.apache.hadoop.mapred.JobTracker.updateTaskStatuses(JobTracker.java:4471)
        at
org.apache.hadoop.mapred.JobTracker.processHeartbeat(JobTracker.java:3306)
        at
org.apache.hadoop.mapred.JobTracker.heartbeat(JobTracker.java:3001)
        at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:587)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1432)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1428)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:396)
        at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1190)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1426)

Please help.

-- 
Regards,
Viswa.J

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