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From "Amareshwari Sriramadasu (JIRA)" <j...@apache.org>
Subject [jira] Resolved: (HADOOP-2581) Counters and other useful stats should be logged into Job History log
Date Fri, 06 Jun 2008 11:24:45 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-2581?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Amareshwari Sriramadasu resolved HADOOP-2581.
---------------------------------------------

    Resolution: Duplicate

Input splits are logged in JobHistory, as of HADOOP-2181

> Counters and other useful stats should be logged into Job History log
> ---------------------------------------------------------------------
>
>                 Key: HADOOP-2581
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2581
>             Project: Hadoop Core
>          Issue Type: Improvement
>          Components: mapred
>            Reporter: Runping Qi
>
> The following stats are useful and  available to JT but not logged job history log:
> 1. The counters of each job
> 2. The counters of each mapper/reducer attempt
> 3. The info about the input splits (filename, split size, on which nodes)
> 3. The input split for each mapper attempt
> Those data is useful and important for mining to find out performance related problems.

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