[ovirt-users] Solution for the multiple incompatible GPUs

[Arman Khalatyan]

Ok after some playing around, it looks like a trouble with Quadro cards. If
I use now with ovit 3.6.7 tesla 2050 everything works as expected!
nice.


***********************************************************

 Dr. Arman Khalatyan  eScience -SuperComputing
 Leibniz-Institut für Astrophysik Potsdam (AIP)
 An der Sternwarte 16, 14482 Potsdam, Germany

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On Wed, Jun 15, 2016 at 11:57 AM, Martin Polednik <mpolednik at redhat.com>
wrote:

> On 15/06/16 09:53 +0200, Arman Khalatyan wrote:
>
>> Hi,
>> I am looking for some solution with multiple GPUs(FX5600quadro and
>> TESLA2050)
>> The drivers are not compatible in the bare metal, Therefore I was trying
>> to
>> use passthrough as described here:
>>
>> http://www.ovirt.org/develop/release-management/features/engine/hostdev-passthrough/
>>
>> After installing the nvidia driver on the guest everything looks nice.
>> After running 2 or 3 times nvidia-smi to see the GPU status, the device
>> disappear.
>> I just tested with both gpus, with different drivers from nvidia, same
>> situation.
>>
>> My environment is host and guest-Centos7.2, ovirt 3.6.6 engine(but host
>> has
>> 3.6.7RC due to the fix in passthrough gui)
>>
>> Are there successful stories with  GPU+Ovirt?
>>
>
> Actually the cards you are using should work pretty well. If I
> understand correctly, the device disappears from the guest? That would
> most likely be problem in NVIDIA's smi tool or drivers. Still,
> supplying VDSM logs (from start to VM's destruction) from the host
> could help us debug the issue.
>
> Thanks,
>> Arman.
>>
>>
>>
>> ***********************************************************
>>
>> Dr. Arman Khalatyan  eScience -SuperComputing
>> Leibniz-Institut für Astrophysik Potsdam (AIP)
>> An der Sternwarte 16, 14482 Potsdam, Germany
>>
>> ***********************************************************
>>
>
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>> Users at ovirt.org
>> http://lists.ovirt.org/mailman/listinfo/users
>>
>
>
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