hadoop-mapreduce-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Jason Lowe (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-1981) Improve getSplits performance by using listFiles, the new FileSystem API
Date Tue, 16 Jul 2013 03:02:49 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-1981?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jason Lowe updated MAPREDUCE-1981:
----------------------------------

    Attachment: MAPREDUCE-1981.patch

Refreshed patch and added some unit tests.
                
> Improve getSplits performance by using listFiles, the new FileSystem API
> ------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-1981
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1981
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: job submission
>            Reporter: Hairong Kuang
>            Assignee: Hairong Kuang
>         Attachments: mapredListFiles1.patch, mapredListFiles2.patch, mapredListFiles3.patch,
mapredListFiles4.patch, mapredListFiles5.patch, mapredListFiles.patch, MAPREDUCE-1981.patch
>
>
> This jira will make FileInputFormat and CombinedFileInputForm to use the new API, thus
reducing the number of RPCs to HDFS NameNode.

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira

Mime
View raw message