[Users] Correct way to change graphics adapter?

[David Jaša]

Hi,

On Út, 2014-03-25 at 09:37 +0100, mad wrote:
> Am 24.03.2014 23:20, schrieb Itamar Heim:> On 03/24/2014 08:04 AM, mad
> wrote:
> >> What is the proper way to change the graphics adapter of a VM? I know
> >> that oVirt uses qemu and I know qemu configuration, but where in oVirt
> >> do I change it?
> >>
> >> I found VDSM-Hooks/qemucmdline, but that can't be the correct way?
> >>
> >> Can I change the qemu xml somewhere?
> >
> > can you please explain the use case?
> 
> We have software developers who need VMs to test their software and for
> some test a display of 1280x1024 is necessary. The default cirrus
> graphics card is not good enough for that.
> 
> But we have some VMs which use a Red Hat Virtual graphics adapter and we
> don't know how this happened or how it is configured.
> 
> We just figured out that the difference may be connecting with SPICE or VNC.
> 

Yes, the decision what virtual GPU to use is governed by VNC/SPICE
checkbox. Spice is anyway better focused towards good UX for desktop
workloads so what is your motivation to use VNC with sort of big screen
size?

> Is there a different way to change the grapics card permanently?

You could try custom hook before VM start that would replace cirrus
device with qxl device(s).

David

CCing František who could add something

> 
> Thanks,
> mad
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