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https://issues.apache.org/jira/browse/HADOOP-8649?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Karthik Kambatla updated HADOOP-8649:
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Attachment: HADOOP-8649_branch1.patch
> ChecksumFileSystem should have an overriding implementation of
> listStatus(Path, PathFilter) for improved performance
> --------------------------------------------------------------------------------------------------------------------
>
> Key: HADOOP-8649
> URL: https://issues.apache.org/jira/browse/HADOOP-8649
> Project: Hadoop Common
> Issue Type: Improvement
> Reporter: Karthik Kambatla
> Assignee: Karthik Kambatla
> Attachments: HADOOP-8649_branch1.patch, HADOOP-8649_branch1.patch,
> HADOOP-8649_branch1.patch_v2, HADOOP-8649_branch1.patch_v3,
> TestChecksumFileSystemOnDFS.java
>
>
> Currently, ChecksumFileSystem implements only listStatus(Path).
> The other form of listStatus(Path, customFilter) results in parsing the list
> twice to apply each of the filters - custom and checksum filter.
> By using a composite filter instead, we limit the parsing to once.
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