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Subject: Re: [OMPI devel] RFC: Add support to send/receive CUDA device memory directly
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2011-04-14 14:31:42


On Apr 14, 2011, at 11:48 AM, Shamis, Pavel wrote:

> Actually I'm not sure that it is good idea to enable CUDA by default, since it disables zero-copy protocol, that is critical for good performance.

That can easily be a run-time check during startup.

-- 
Jeff Squyres
jsquyres_at_[hidden]
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