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https://issues.apache.org/jira/browse/HDFS-5746?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Colin Patrick McCabe updated HDFS-5746:
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Status: Patch Available (was: Open)
> add ShortCircuitSharedMemorySegment
> -----------------------------------
>
> Key: HDFS-5746
> URL: https://issues.apache.org/jira/browse/HDFS-5746
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode, hdfs-client
> Reporter: Colin Patrick McCabe
> Assignee: Colin Patrick McCabe
> Fix For: 3.0.0
>
> Attachments: HDFS-5746.001.patch
>
>
> Add ShortCircuitSharedMemorySegment, which will be used to communicate
> information between the datanode and the client about whether a replica is
> mlocked.
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