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Posted to issues@drill.apache.org by "Pritesh Maker (JIRA)" <ji...@apache.org> on 2017/12/14 22:27:00 UTC

[jira] [Updated] (DRILL-6002) Avoid memory copy from direct buffer to heap while spilling to local disk

     [ https://issues.apache.org/jira/browse/DRILL-6002?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Pritesh Maker updated DRILL-6002:
---------------------------------
    Reviewer: Paul Rogers  (was: Paul Rogers)

> 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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