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https://issues.apache.org/jira/browse/LUCENE-2871?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shay Banon updated LUCENE-2871:
-------------------------------

    Attachment: LUCENE-2871.patch

Patch supporting using file channel to write. FSDirectory still retain the 
ability to use RAF for writes.

FSDirectory#setUseChannelOutput: Allows to revert back to use RAF by setting to 
false.
FSDirectory#setCacheChannelBuffers: Allow to control if, when using file 
channel, buffers should be cached.

> Use FileChannel in FSDirectory
> ------------------------------
>
>                 Key: LUCENE-2871
>                 URL: https://issues.apache.org/jira/browse/LUCENE-2871
>             Project: Lucene - Java
>          Issue Type: New Feature
>          Components: Store
>            Reporter: Shay Banon
>         Attachments: LUCENE-2871.patch
>
>
> Explore using FileChannel in FSDirectory to see if it improves write 
> operations performance

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