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Posted to common-issues@hadoop.apache.org by "Arun C Murthy (JIRA)" <ji...@apache.org> on 2012/10/11 19:46:19 UTC
[jira] [Closed] (HADOOP-8323) Revert HADOOP-7940 and improve
javadocs and test for Text.clear()
[ 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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