[
https://issues.apache.org/jira/browse/MAPREDUCE-1981?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jason Lowe updated MAPREDUCE-1981:
----------------------------------
Summary: Improve getSplits performance by using listLocatedStatus
(was: Improve getSplits performance by using listFiles, the new FileSystem API)
Hadoop Flags: Reviewed
Thanks for the reviews, Kihwal. Committing this.
> Improve getSplits performance by using listLocatedStatus
> --------------------------------------------------------
>
> Key: MAPREDUCE-1981
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1981
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Components: job submission
> Affects Versions: 0.23.0
> Reporter: Hairong Kuang
> Assignee: Hairong Kuang
> Attachments: mapredListFiles1.patch, mapredListFiles2.patch,
> mapredListFiles3.patch, mapredListFiles4.patch, mapredListFiles5.patch,
> mapredListFiles.patch, MAPREDUCE-1981.branch-0.23.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
