hadoop-common-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Todd Lipcon (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-8462) Native-code implementation of bzip2 codec
Date Fri, 01 Jun 2012 21:55:23 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-8462?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13287711#comment-13287711
] 

Todd Lipcon commented on HADOOP-8462:
-------------------------------------

Hi Govind. What performance difference have you measured here? 
                
> Native-code implementation of bzip2 codec
> -----------------------------------------
>
>                 Key: HADOOP-8462
>                 URL: https://issues.apache.org/jira/browse/HADOOP-8462
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: io
>    Affects Versions: 0.23.1
>            Reporter: Govind Kamat
>   Original Estimate: 672h
>  Remaining Estimate: 672h
>
> The bzip2 codec supplied with Hadoop is currently available only as a Java implementation.
 A version that uses the system bzip2 library can provide improved performance and a better
memory footprint.  This will also make it feasible to utilize alternative bzip2 libraries
that may perform better for specific jobs.

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa
For more information on JIRA, see: http://www.atlassian.com/software/jira

        

Mime
View raw message