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https://issues.apache.org/jira/browse/HDFS-14355?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rakesh R resolved HDFS-14355.
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    Resolution: Unresolved

> Implement HDFS cache on SCM by using pure java mapped byte buffer
> -----------------------------------------------------------------
>
>                 Key: HDFS-14355
>                 URL: https://issues.apache.org/jira/browse/HDFS-14355
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: caching, datanode
>            Reporter: Feilong He
>            Assignee: Feilong He
>            Priority: Major
>         Attachments: HDFS-14355.000.patch, HDFS-14355.001.patch, 
> HDFS-14355.002.patch
>
>
> This task is to implement the caching to persistent memory using pure 
> {{java.nio.MappedByteBuffer}}, which could be useful in case native support 
> isn't available or convenient in some environments or platforms.



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