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From "Arun C Murthy (JIRA)" <j...@apache.org>
Subject [jira] [Closed] (HADOOP-8323) Revert HADOOP-7940 and improve javadocs and test for Text.clear()
Date Thu, 11 Oct 2012 17:46:19 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-8323?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Arun C Murthy closed HADOOP-8323.
---------------------------------

    
> Revert HADOOP-7940 and improve javadocs and test for Text.clear()
> -----------------------------------------------------------------
>
>                 Key: HADOOP-8323
>                 URL: https://issues.apache.org/jira/browse/HADOOP-8323
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: io
>    Affects Versions: 2.0.0-alpha
>            Reporter: Harsh J
>            Assignee: Harsh J
>            Priority: Critical
>              Labels: performance
>             Fix For: 2.0.2-alpha
>
>         Attachments: HADOOP-8323.patch, HADOOP-8323.patch, HADOOP-8323.patch
>
>
> Per [~jdonofrio]'s comments on HADOOP-7940, we should revert it as it has caused a performance
regression (for scenarios where Text is reused, popular in MR).
> The clear() works as intended, as the API also offers a current length API.

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