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From "Owen O'Malley (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-2248) Word count example is spending 24% of the time in incrCounter
Date Fri, 14 Dec 2007 00:30:43 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-2248?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Owen O'Malley updated HADOOP-2248:
----------------------------------

    Status: Patch Available  (was: Open)

Resubmitting for QA.

> Word count example is spending 24% of the time in incrCounter
> -------------------------------------------------------------
>
>                 Key: HADOOP-2248
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2248
>             Project: Hadoop
>          Issue Type: Bug
>          Components: mapred
>            Reporter: Owen O'Malley
>            Assignee: Owen O'Malley
>             Fix For: 0.16.0
>
>         Attachments: counter-speedup-2.patch, counter-speedup-3.patch, counter-speedup.patch
>
>
> When running under the local runner with the local file system, incrementing the user
counters is consuming 24% of the cpu.

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