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Posted to mapreduce-issues@hadoop.apache.org by "Manoj Kumar Danthala (JIRA)" <ji...@apache.org> on 2014/09/23 16:23:34 UTC
[jira] [Commented] (MAPREDUCE-5760) Reduce task percentage is going
beyond 100% for a job
[ https://issues.apache.org/jira/browse/MAPREDUCE-5760?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14144830#comment-14144830 ]
Manoj Kumar Danthala commented on MAPREDUCE-5760:
-------------------------------------------------
hii,
can i know on which version of hadoop you are executing jobs? And what is the size of your input data sets?
> Reduce task percentage is going beyond 100% for a job
> -----------------------------------------------------
>
> Key: MAPREDUCE-5760
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-5760
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Affects Versions: 2.3.0
> Reporter: Nishan Shetty
> Assignee: Manoj Kumar Danthala
>
> 1.Run job with some 600 maps and 1 reduce task
> Observe that for that Job reduce percentage is going beyond 100%
> Finally job is succeded.
> Client Log
> --------------
> 2014-02-06 14:10:13,647 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce 128%
> 2014-02-06 14:10:19,687 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce 135%
> 2014-02-06 14:10:22,706 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce 143%
> 2014-02-06 14:10:25,724 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce 149%
> 2014-02-06 14:10:28,493 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce 153%
> 2014-02-06 14:10:31,512 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce 157%
> 2014-02-06 14:10:34,553 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce 163%
> 2014-02-06 14:10:37,572 INFO org.apache.hadoop.mapreduce.Job: map 100% reduce 171%
> AM Log
> --------------
> 2014-02-06 14:13:27,590 INFO [IPC Server handler 26 on 65120] org.apache.hadoop.mapred.TaskAttemptListenerImpl: Progress of TaskAttempt attempt_1391663543178_0003_r_000000_0 is : 1.7558539
> 2014-02-06 14:13:30,566 INFO [IPC Server handler 25 on 65120] org.apache.hadoop.mapred.TaskAttemptListenerImpl: Status update from attempt_1391663543178_0003_r_000000_0
> 2014-02-06 14:13:30,566 INFO [IPC Server handler 25 on 65120] org.apache.hadoop.mapred.TaskAttemptListenerImpl: Progress of TaskAttempt attempt_1391663543178_0003_r_000000_0 is : 1.7558539
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