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From "Amareshwari Sriramadasu (JIRA)" <j...@apache.org>
Subject [jira] Created: (MAPREDUCE-2031) TestTaskLauncher and TestTaskTrackerLocalization fail with NPE in trunk.
Date Wed, 25 Aug 2010 08:49:16 GMT
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
             Fix For: 0.22.0


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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