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https://issues.apache.org/jira/browse/MAPREDUCE-1920?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12896560#action_12896560
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Tom White commented on MAPREDUCE-1920:
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Thanks for taking a look, Amareshwari. With the first patch I get the following
failure for TestTrackerReservation:
{noformat}
Testcase: testTaskTrackerReservation took 0.431 sec
Caused an ERROR
null
java.lang.NullPointerException
at org.apache.hadoop.io.Text.encode(Text.java:396)
at org.apache.hadoop.io.Text.encode(Text.java:377)
at org.apache.hadoop.io.Text.writeString(Text.java:417)
at org.apache.hadoop.mapreduce.JobStatus.write(JobStatus.java:339)
at
org.apache.hadoop.mapred.CompletedJobStatusStore.store(CompletedJobStatusStore.java:178)
at
org.apache.hadoop.mapred.JobTracker.storeCompletedJob(JobTracker.java:3427)
at
org.apache.hadoop.mapred.JobInProgress.garbageCollect(JobInProgress.java:3344)
at
org.apache.hadoop.mapred.JobInProgress.jobComplete(JobInProgress.java:2889)
at
org.apache.hadoop.mapred.JobInProgress.completedTask(JobInProgress.java:2771)
at
org.apache.hadoop.mapred.JobInProgress.updateTaskStatus(JobInProgress.java:1231)
at
org.apache.hadoop.mapred.FakeObjectUtilities$FakeJobInProgress.finishTask(FakeObjectUtilities.java:186)
at
org.apache.hadoop.mapred.TestTrackerReservation.testTaskTrackerReservation(TestTrackerReservation.java:138)
at junit.extensions.TestDecorator.basicRun(TestDecorator.java:24)
at junit.extensions.TestSetup$1.protect(TestSetup.java:23)
at junit.extensions.TestSetup.run(TestSetup.java:27)
{noformat}
This is caused by a null user name. The second patch sets the user for the job,
and passes for me.
What failure are you getting with the second patch?
> Job.getCounters() returns null when using a cluster
> ---------------------------------------------------
>
> Key: MAPREDUCE-1920
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1920
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Affects Versions: 0.21.0
> Reporter: Aaron Kimball
> Assignee: Tom White
> Priority: Critical
> Attachments: MAPREDUCE-1920.patch, MAPREDUCE-1920.patch
>
>
> Calling Job.getCounters() after the job has completed (successfully) returns
> null.
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