[jira] Commented: (HADOOP-1374) TaskTracker falls into an infinite loop.

["Devaraj Das (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HADOOP-1374?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12533600 ] 

Devaraj Das commented on HADOOP-1374:
-------------------------------------

Konstantin, could you please give it a shot again with the current trunk.

> TaskTracker falls into an infinite loop.
> ----------------------------------------
>
>                 Key: HADOOP-1374
>                 URL: https://issues.apache.org/jira/browse/HADOOP-1374
>             Project: Hadoop
>          Issue Type: Bug
>          Components: mapred
>    Affects Versions: 0.12.3
>            Reporter: Konstantin Shvachko
>            Assignee: Arun C Murthy
>             Fix For: 0.15.0
>
>         Attachments: DataNode1.log, DataNode2.log, JobTracker.log, NameNode.log, TaskTracker1.log, TaskTracker2.log, TestDFSIO.log
>
>
> All maps had been completed successfully. I had only one reduce task during which
> TaskTracker infinitely outputs:
> 07/05/15 19:35:41 INFO mapred.TaskTracker: task_0001_r_000000_0 0.16666667% reduce > copy (4 of 8 at 0.00 MB/s) > 
> 07/05/15 19:35:42 INFO mapred.TaskTracker: task_0001_r_000000_0 0.16666667% reduce > copy (4 of 8 at 0.00 MB/s) > 
> 07/05/15 19:35:43 INFO mapred.TaskTracker: task_0001_r_000000_0 0.16666667% reduce > copy (4 of 8 at 0.00 MB/s) > 
> 07/05/15 19:35:44 INFO mapred.TaskTracker: task_0001_r_000000_0 0.16666667% reduce > copy (4 of 8 at 0.00 MB/s) > 
> 07/05/15 19:35:45 INFO mapred.TaskTracker: task_0001_r_000000_0 0.16666667% reduce > copy (4 of 8 at 0.00 MB/s) > 
> JobTracker does not log anything about task task_0001_r_000000_0 except for
> 07/05/15 19:49:01 INFO mapred.JobTracker: Adding task 'task_0001_r_000000_0' to tip tip_0001_r_000000, for tracker 'tracker_my-host.com:50050'

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