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From "Robert Kanter (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAPREDUCE-7072) mapred job -history prints duplicate counter in human output
Date Tue, 24 Apr 2018 18:24:00 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-7072?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16450347#comment-16450347
] 

Robert Kanter commented on MAPREDUCE-7072:
------------------------------------------

+1 LGTM

> mapred job -history prints duplicate counter in human output
> ------------------------------------------------------------
>
>                 Key: MAPREDUCE-7072
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-7072
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: client
>    Affects Versions: 3.0.0
>            Reporter: Wilfred Spiegelenburg
>            Assignee: Wilfred Spiegelenburg
>            Priority: Major
>         Attachments: MAPREDUCE-7072.01.patch, MAPREDUCE-7072.02.patch
>
>
>  'mapred job -history' command prints duplicate entries for counters only for the human
output format. It does not do this for the JSON format.
> mapred job -history /user/history/somefile.jhist -format human
> {code}
> ....
> |Job Counters |Total megabyte-seconds taken by all map tasks|0 |0 |268,288,000
> ...
> |Job Counters |Total megabyte-seconds taken by all map tasks|0 |0 |268,288,000
> ....
> {code}



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