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From "Weiwei Yang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-6185) YARN M/R may return NaN for reducer progress after Job completion
Date Fri, 28 Aug 2015 05:22:46 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-6185?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14718076#comment-14718076
] 

Weiwei Yang commented on MAPREDUCE-6185:
----------------------------------------

I tried on 2.7.1 version, I did not see this problem. 

Job : TeraGen Map Status : 0.0
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.0
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.0
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.0
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.0
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.0
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.10577558
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.1667912
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.21577513
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.28504142
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.3270764
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.39930692
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.45963144
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.5045679
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.57796395
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.65182614
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.695593
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.7389177
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.7799666
Job : TeraGen Reduce Status : 0.0
Job : TeraGen Map Status : 0.8276253
Job : TeraGen Reduce Status : 0.0
15/08/27 20:24:08 INFO mapred.ClientServiceDelegate: Application state is completed. FinalApplicationStatus=SUCCEEDED.
Redirecting to job history server
Job : TeraGen Map Status : 1.0
Job : TeraGen Reduce Status : 1.0
Job : TeraGen Map Status : 1.0
Job : TeraGen Reduce Status : 1.0
Job : TeraGen Map Status : 1.0
Job : TeraGen Reduce Status : 1.0
Job : TeraGen Map Status : 1.0
Job : TeraGen Reduce Status : 1.0
Job : TeraGen Map Status : 1.0
Job : TeraGen Reduce Status : 1.0
Job : TeraGen Map Status : 1.0
Job : TeraGen Reduce Status : 1.0
Job : TeraGen Map Status : 1.0
Job : TeraGen Reduce Status : 1.0
Job : TeraGen Map Status : 1.0
Job : TeraGen Reduce Status : 1.0
Job : TeraGen Map Status : 1.0
Job : TeraGen Reduce Status : 1.0

When job finished, the reduce progress is 1.0, which indicates the job is done.

> YARN M/R may return NaN for reducer progress after Job completion
> -----------------------------------------------------------------
>
>                 Key: MAPREDUCE-6185
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6185
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobhistoryserver
>    Affects Versions: 2.4.1
>            Reporter: sam liu
>            Assignee: Weiwei Yang
>            Priority: Minor
>




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