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https://issues.apache.org/jira/browse/MAPREDUCE-2031?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12905783#action_12905783
]
Ravi Gummadi commented on MAPREDUCE-2031:
-----------------------------------------
Unit tests passed on my local machine.
ant test-patch gave:
[exec] +1 overall.
[exec]
[exec] +1 @author. The patch does not contain any @author tags.
[exec]
[exec] +1 tests included. The patch appears to include 6 new or
modified tests.
[exec]
[exec] +1 javadoc. The javadoc tool did not generate any warning
messages.
[exec]
[exec] +1 javac. The applied patch does not increase the total number
of javac compiler warnings.
[exec]
[exec] +1 findbugs. The patch does not introduce any new Findbugs
warnings.
[exec]
[exec] +1 release audit. The applied patch does not increase the
total number of release audit warnings.
[exec]
[exec] +1 system tests framework. The patch passed system tests
framework compile.
> TestTaskLauncher and TestTaskTrackerLocalization fail with NPE in trunk.
> ------------------------------------------------------------------------
>
> Key: MAPREDUCE-2031
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2031
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: tasktracker, test
> Affects Versions: 0.22.0
> Reporter: Amareshwari Sriramadasu
> Assignee: Ravi Gummadi
> Fix For: 0.22.0
>
> Attachments: 2031.patch
>
>
> TestTaskLauncher and TestTaskTrackerLocalization fail in trunk after the
> commit of MAPREDUCE-1881 with NPE:
> {noformat}
> java.lang.NullPointerException
> at
> org.apache.hadoop.mapred.TaskTracker$TaskInProgress.kill(TaskTracker.java:2978)
> at
> org.apache.hadoop.mapred.TaskTracker$TaskInProgress.jobHasFinished(TaskTracker.java:2941)
> at
> org.apache.hadoop.mapred.TaskTracker.purgeJob(TaskTracker.java:1919)
> at
> org.apache.hadoop.mapred.TestTaskTrackerLocalization.verifyUserLogsRemoval(TestTaskTrackerLocalization.java:816)
> at
> org.apache.hadoop.mapred.TestTaskTrackerLocalization.testJobFilesRemoval(TestTaskTrackerLocalization.java:897)
> {noformat}
> {noformat}
> java.lang.NullPointerException
> at
> org.apache.hadoop.mapred.TaskTracker$TaskInProgress.kill(TaskTracker.java:2978)
> at
> org.apache.hadoop.mapred.TaskTracker$TaskInProgress.jobHasFinished(TaskTracker.java:2941)
> at
> org.apache.hadoop.mapred.TaskTracker.purgeTask(TaskTracker.java:1981)
> at
> org.apache.hadoop.mapred.TaskTracker.processKillTaskAction(TaskTracker.java:420)
> at
> org.apache.hadoop.mapred.TestTaskLauncher.testExternalKillForLaunchTask(TestTaskLauncher.java:95)
> {noformat}
> NPE happens because taskTracker.myInstrumentation is not initialized.
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