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From "Doug Cutting (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-2425) TextOutputFormat should special case Text
Date Fri, 14 Dec 2007 19:21:43 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-2425?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12551906
] 

Doug Cutting commented on HADOOP-2425:
--------------------------------------

Also, do you have any benchmarks for how much this improves things?

> TextOutputFormat should special case Text
> -----------------------------------------
>
>                 Key: HADOOP-2425
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2425
>             Project: Hadoop
>          Issue Type: Improvement
>          Components: mapred
>            Reporter: Owen O'Malley
>            Assignee: Owen O'Malley
>             Fix For: 0.16.0
>
>         Attachments: text-out-format.patch
>
>
> TextOutputFormat is spending a noticeable amount of time encoding and then decoding the
bytes in Text objects before they are sent to the output. We should handle this as a special
case.

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