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From "Karthik Kambatla (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-5883) "Total megabyte-seconds" in job counters is slightly misleading
Date Thu, 03 Jul 2014 05:33:33 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-5883?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Karthik Kambatla updated MAPREDUCE-5883:
----------------------------------------

    Target Version/s: 2.6.0  (was: 3.0.0, 2.5.0)

> "Total megabyte-seconds" in job counters is slightly misleading
> ---------------------------------------------------------------
>
>                 Key: MAPREDUCE-5883
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5883
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>    Affects Versions: 3.0.0, 2.4.0
>            Reporter: Nathan Roberts
>            Assignee: Nathan Roberts
>            Priority: Minor
>         Attachments: MAPREDUCE-5883.patch
>
>
> The following counters are in milliseconds so "megabyte-seconds" might be better stated
as "megabyte-milliseconds"
> MB_MILLIS_MAPS.name=               Total megabyte-seconds taken by all map tasks
> MB_MILLIS_REDUCES.name=            Total megabyte-seconds taken by all reduce tasks
> VCORES_MILLIS_MAPS.name=           Total vcore-seconds taken by all map tasks
> VCORES_MILLIS_REDUCES.name=        Total vcore-seconds taken by all reduce tasks



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