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https://issues.apache.org/jira/browse/HADOOP-6467?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12837073#action_12837073
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Hudson commented on HADOOP-6467:
--------------------------------
Integrated in Hadoop-Common-trunk-Commit #181 (See
[http://hudson.zones.apache.org/hudson/job/Hadoop-Common-trunk-Commit/181/])
. Improve the performance on HarFileSystem.listStatus(..). Contributed by
mahadev
> Performance improvement for liststatus on directories in hadoop archives.
> -------------------------------------------------------------------------
>
> Key: HADOOP-6467
> URL: https://issues.apache.org/jira/browse/HADOOP-6467
> Project: Hadoop Common
> Issue Type: Improvement
> Components: fs
> Reporter: Mahadev konar
> Assignee: Mahadev konar
> Fix For: 0.22.0
>
> Attachments: Archives_performance.docx, Archives_performance.docx,
> HADOOP-6467-v2.patch, HADOOP-6467-y.0.20-branch-v2.patch,
> HADOOP-6467-y.0.20-branch-v2.patch, HADOOP-6467-y0.20-branch.patch,
> HADOOP-6467.patch, HADOOP-6467.patch, HADOOP-6467.patch, HADOOP-6467_v3.patch
>
>
> A liststatus call on a directory in hadoop archives leads to ( 2* number of
> files in directory) open calls to the namenode. This is very sub optimal and
> needs to be fixed to make it performant enough to be used on a daily basis.
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