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https://issues.apache.org/jira/browse/ARROW-3653?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16762829#comment-16762829
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Wes McKinney commented on ARROW-3653:
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Would you like to submit a patch for this?
> [Python/C++] Support data copying between different GPU devices
> ---------------------------------------------------------------
>
> Key: ARROW-3653
> URL: https://issues.apache.org/jira/browse/ARROW-3653
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++, Python
> Reporter: Pearu Peterson
> Priority: Major
> Fix For: 0.14.0
>
>
> Currently, the data copying is supported from host to device, from device to
> host, from device to the same device. For multiple GPU systems, copying data
> from one device to another is needed.
> See also
> https://github.com/apache/arrow/pull/2844#discussion_r228910757
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