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Posted to common-dev@hadoop.apache.org by "Hadoop QA (JIRA)" <ji...@apache.org> on 2008/05/16 23:23:55 UTC
[jira] Commented: (HADOOP-3403) Job tracker's ExpireTackers thread
gets NullPointerException if a tasktracker is lost.
[ https://issues.apache.org/jira/browse/HADOOP-3403?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12597619#action_12597619 ]
Hadoop QA commented on HADOOP-3403:
-----------------------------------
-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12382201/HADOOP-3403_0_20080516.patch
against trunk revision 656939.
+1 @author. The patch does not contain any @author tags.
-1 tests included. The patch doesn't appear to include any new or modified tests.
Please justify why no tests are needed for this patch.
+1 javadoc. The javadoc tool did not generate any warning messages.
+1 javac. The applied patch does not increase the total number of javac compiler warnings.
+1 findbugs. The patch does not introduce any new Findbugs warnings.
+1 release audit. The applied patch does not increase the total number of release audit warnings.
-1 core tests. The patch failed core unit tests.
+1 contrib tests. The patch passed contrib unit tests.
Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2491/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2491/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2491/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/2491/console
This message is automatically generated.
> Job tracker's ExpireTackers thread gets NullPointerException if a tasktracker is lost.
> --------------------------------------------------------------------------------------
>
> Key: HADOOP-3403
> URL: https://issues.apache.org/jira/browse/HADOOP-3403
> Project: Hadoop Core
> Issue Type: Bug
> Components: mapred
> Affects Versions: 0.18.0
> Reporter: Amareshwari Sriramadasu
> Assignee: Arun C Murthy
> Priority: Blocker
> Fix For: 0.18.0
>
> Attachments: HADOOP-3403_0_20080516.patch
>
>
> JobTracker's ExpireTrackers gets NullPOinterException, if a tasktracker is lost.
> JobTracker's log shows the following:
> 2008-05-16 04:48:08,170 INFO org.apache.hadoop.mapred.JobTracker: Lost tracker 'tracker_XXXXX.com:XXXXX.com/98.136.100.125:58462'
> 2008-05-16 04:48:08,170 INFO org.apache.hadoop.mapred.TaskInProgress: Error from attempt_200805160431_0001_m_000001_0: Lost task tracker: tracker_XXXXX.com:XXXXX.com/98.136.100.125:58462
> 2008-05-16 04:48:08,171 ERROR org.apache.hadoop.mapred.JobTracker: Tracker Expiry Thread got exception: java.lang.NullPointerException
> at org.apache.hadoop.mapred.JobInProgress.failedTask(JobInProgress.java:1489)
> at org.apache.hadoop.mapred.JobInProgress.updateTaskStatus(JobInProgress.java:537)
> at org.apache.hadoop.mapred.JobInProgress.failedTask(JobInProgress.java:1595)
> at org.apache.hadoop.mapred.JobTracker.lostTaskTracker(JobTracker.java:2079)
> at org.apache.hadoop.mapred.JobTracker$ExpireTrackers.run(JobTracker.java:301)
> at java.lang.Thread.run(Thread.java:619)
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