[vfio-users] Recommended GPU

Janusz januszmk6 at gmail.com
Thu May 12 13:01:05 UTC 2016


4.2.0 is old, have you tried newer one? I am on 4.5, on 4.4 also don't
remember any problems.
what other hardware do you have?

W dniu 12.05.2016 o 14:58, Dik .... pisze:
> 4.2.0
> ------------------------------------------------------------------------
> *From:* Janusz <januszmk6 at gmail.com>
> *Sent:* 12 May 2016 13:56:10
> *To:* Dik ....; vfio-users at redhat.com
> *Subject:* Re: [vfio-users] Recommended GPU
>  
> What kernel are you using?
>
> W dniu 12.05.2016 o 14:53, Dik .... pisze:
>>
>> I am also using OVMF for this VM. The problem seems intermittent and
>> I am slightly convinced that leaving the VM running for a while until
>> the load (not CPU / IO related) falls to normal (~zero) before
>> shutting the VM down. Occasionally this works. Occasionally.
>>
>>
>> Quite frankly this is the last straw for me, Linux and AMD GPUs.
>> After years of problems and against my better judgment I was advised
>> on a forum and proceeded to buy this 290x. Never again!
>>
>> ------------------------------------------------------------------------
>> *From:* Janusz <januszmk6 at gmail.com>
>> *Sent:* 12 May 2016 13:35:35
>> *To:* Dik ....; vfio-users at redhat.com
>> *Subject:* Re: [vfio-users] Recommended GPU
>>  
>> W dniu 12.05.2016 o 14:24, Dik .... pisze:
>>>
>>> I currently have a R9 290x (Hawaii) "working" but it has issues
>>> related to this bug covered by this patch: https://goo.gl/DI9cvH
>>>
>>>
>>> The patch was implemented in QEMU 2.4 and I'm running 2.5. While
>>> this patch does seem to help I still have problems. After I shutdown
>>> the VM I'm often unable to suspend or shutdown the host.
>>> Amongst other symptoms lspci and lshw both hang giving no output. I
>>> had none of these issues with an old 7950 I had installed before the
>>> 290x.
>>>
>>>
>>> I've come to the conclusion that the 290x is worth more to me on
>>> eBay than in my machine. Question is would I be better off with
>>> nVidia and if so does anyone have any feedback with regard to GTX
>>> 970 and 980 cards?
>>>
>>>
>>> Thanks in advance
>>>
>>>
>> If you decide to go with another gpu, better wait some time, new
>> cards from nvidia and amd are comming soon. If you don't want to go
>> with new cards - I am sure older one will be cheaper. With nvidia
>> there is problem with some hyperv options, if nvidia detects it
>> doesn't allow to boot VM. But there was some way around this.
>> Btw, I have R9 290 (also Hawaii) and since I started using ovmf, I
>> never had reset problem with my gpu.
>

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