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https://issues.apache.org/jira/browse/DRILL-6002?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16317366#comment-16317366
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ASF GitHub Bot commented on DRILL-6002:
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Github user vrozov commented on the issue:
https://github.com/apache/drill/pull/1058
@paul-rogers Please review
> Avoid memory copy from direct buffer to heap while spilling to local disk
> -------------------------------------------------------------------------
>
> Key: DRILL-6002
> URL: https://issues.apache.org/jira/browse/DRILL-6002
> Project: Apache Drill
> Issue Type: Improvement
> Reporter: Vlad Rozov
> Assignee: Vlad Rozov
>
> When spilling to a local disk or to any file system that supports
> WritableByteChannel it is preferable to avoid copy from off-heap to java heap
> as WritableByteChannel can work directly with the off-heap memory.
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