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Posted to common-dev@hadoop.apache.org by "Amareshwari Sriramadasu (JIRA)" <ji...@apache.org> on 2009/05/20 06:44:46 UTC

[jira] Updated: (HADOOP-5710) Counter MAP_INPUT_BYTES missing from new mapreduce api.

     [ https://issues.apache.org/jira/browse/HADOOP-5710?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Amareshwari Sriramadasu updated HADOOP-5710:
--------------------------------------------

    Status: Open  (was: Patch Available)

> Counter MAP_INPUT_BYTES missing from new mapreduce api.
> -------------------------------------------------------
>
>                 Key: HADOOP-5710
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5710
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: mapred
>            Reporter: Amareshwari Sriramadasu
>            Assignee: Amareshwari Sriramadasu
>             Fix For: 0.21.0
>
>         Attachments: patch-5710.txt
>
>
> MapTask, with current new mapreduce api, does not maintain MAP_INPUT_BYTES counter. Since RecordReader doesnot have getPos() api, it is not possible for the map task to maintain. Individual record readers (LineRecordReader, SequenceFileRecordReader) could be modified to maintain the same.

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