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https://issues.apache.org/jira/browse/HDFS-6065?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Colin Patrick McCabe updated HDFS-6065:
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Resolution: Fixed
Fix Version/s: 2.4.0
Status: Resolved (was: Patch Available)
committed, thanks
> HDFS zero-copy reads should return null on EOF when doing ZCR
> -------------------------------------------------------------
>
> Key: HDFS-6065
> URL: https://issues.apache.org/jira/browse/HDFS-6065
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: hdfs-client
> Affects Versions: 2.4.0
> Reporter: Colin Patrick McCabe
> Assignee: Colin Patrick McCabe
> Fix For: 2.4.0
>
> Attachments: HDFS-6065.001.patch, HDFS-6065.002.patch
>
>
> It would be nice if the HDFS zero-copy reads mechanism returned an empty
> buffer on EOF. Currently, it throws UnsupportedOperationException on EOF
> when using zero-copy reads, which seems confusing.
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