[
https://issues.apache.org/jira/browse/HADOOP-5234?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12672956#action_12672956
]
Amareshwari Sriramadasu commented on HADOOP-5234:
-------------------------------------------------
One of the user mails also state this exception :
{noformat}
2009-02-08 17:46:51,483 INFO org.apache.hadoop.mapred.TaskTracker:
>>> addFreeSlot : current free slots : 8
>>> 2009-02-08 17:46:51,483 INFO org.apache.hadoop.mapred.TaskTracker:
>>> Error cleaning up task runner: java.lang.NullPointerException
>>> at
>>> org.apache.hadoop.mapred.TaskTracker$TaskInProgress.cleanup(TaskTracker.java:2298)
>>> at
>>> org.apache.hadoop.mapred.TaskTracker.startNewTask(TaskTracker.java:1648)
>>> at
>>> org.apache.hadoop.mapred.TaskTracker.access$1200(TaskTracker.java:102)
>>> at
>>> org.apache.hadoop.mapred.TaskTracker$TaskLauncher.run(TaskTracker.java:1602)
>>>
>>> 2009-02-08 17:46:55,622 INFO org.apache.hadoop.mapred.TaskTracker:
{noformat}
The line points to same line TaskTracker
> NPE in TaskTracker reinit action
> --------------------------------
>
> Key: HADOOP-5234
> URL: https://issues.apache.org/jira/browse/HADOOP-5234
> Project: Hadoop Core
> Issue Type: Bug
> Components: mapred
> Reporter: Amareshwari Sriramadasu
> Priority: Critical
>
> I have seen an NPE in TT reinit action.
> TT logs :
> {noformat}
> 2009-02-12 12:14:02,859 INFO org.apache.hadoop.mapred.TaskTracker: Error
> cleaning up task runner: java.lang.NullPointerException
> at
> org.apache.hadoop.mapred.TaskTracker$TaskInProgress.cleanup(TaskTracker.java:2515)
> at
> org.apache.hadoop.mapred.TaskTracker$TaskInProgress.jobHasFinished(TaskTracker.java:2381)
> at org.apache.hadoop.mapred.TaskTracker.close(TaskTracker.java:925)
> at org.apache.hadoop.mapred.TaskTracker.run(TaskTracker.java:1830)
> at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:2901)
> {noformat}
> corresponding code is
> {noformat}
> 2515 if (localJobConf.getNumTasksToExecutePerJvm() == 1) {
> {noformat}
--
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.
