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Re: [Xen-devel] Some trouble to use NVIDIA CUDA with Xen

George Dunlap, le Tue 30 Apr 2013 12:57:52 +0100, a écrit :
> On Tue, Apr 30, 2013 at 12:39 PM, Sébastien Frémal
> <sebastien.fremal@xxxxxxxxx> wrote:
> > I'm using linux 3.8.8 and Xen 4.2.1 and I try to use CUDA in Xen. I
> > successfully installed the driver and the cuda dev package on my non-xen
> > linux 3.8.8 but when I boot with Xen and that I try to use CUDA, I get this
> > error message :
> > all CUDA-capable devices are busy or unavailable
> >
> > While searching on google for a solution, I found threads dating from 2011
> > and mentioning this problem but no solutions were found at the time. Can you
> > please tell me if there is a solution or if the problem is still unsolved ?
> You mean it doesn't work in dom0?

Yes, while it does work with the same kernel without the hypervisor.

I advised him to post the content of lspci -vvv which might give a clue.
I also advised him to try the almost-4.3 version.


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