[ https://issues.apache.org/jira/browse/HADOOP-3807?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Devaraj Das updated HADOOP-3807: -------------------------------- Fix Version/s: (was: 0.19.0) > task attempt failing to report status just after the intialization > ------------------------------------------------------------------ > > Key: HADOOP-3807 > URL: https://issues.apache.org/jira/browse/HADOOP-3807 > Project: Hadoop Core > Issue Type: Bug > Components: mapred > Reporter: Amareshwari Sriramadasu > > In sort500 runs, I noticed task attempts failing to report status : saying > Task attempt_200807220707_0002_r_000336_1 failed to report status for 605 > seconds. Killing! > And the task logs has NullPointerException saying: > *stderr logs* > Exception in thread "main" java.lang.NullPointerException > at > org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2146) > Task tracker logs for the same attempt are: > 2008-07-22 08:07:37,110 INFO org.apache.hadoop.mapred.TaskTracker: > LaunchTaskAction: attempt_200807220707_0002_r_000336_1 > 2008-07-22 08:17:42,144 INFO org.apache.hadoop.mapred.TaskTracker: > attempt_200807220707_0002_r_000336_1: Task > attempt_200807220707_0002_r_000336_1 failed toreport status for 605 seconds. > Killing! > 2008-07-22 08:17:42,162 INFO org.apache.hadoop.mapred.TaskTracker: About to > purge task: attempt_200807220707_0002_r_000336_1 > 2008-07-22 08:17:42,163 INFO org.apache.hadoop.mapred.TaskRunner: > attempt_200807220707_0002_r_000336_1 done; removing files. > 2008-07-22 08:18:15,481 WARN org.apache.hadoop.mapred.TaskTracker: Unknown > child task finshed: attempt_200807220707_0002_r_000336_1. Ignored. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.