[Spice-devel] Fedora 18 guest's GUI is slow. Due to 3D driver?

[javaon]

already disabled, still slow response in GUI. :-(

On 01/24/2013 10:52 PM, Yonit Halperin wrote:
> Hi,
> On 01/24/2013 08:23 AM, javaon wrote:
>> Thanks for replying, Alon.
>>
>> Yes, I found that 3d rendering in software. But.. is there any method to
>> improve the response speed of Fedora GNOME desktop? You know, Windows
>> XP/7 guest's speed is really pretty fast!
>>
>> Thanks.
>>
> You can try disabling off screen surfaces for qxl in Xorg.conf
>
> Section "Device"
>          Identifier  "qxl"
>          Driver      "qxl"
>          #Option  "DPI"   "96 x 96"
>          #Option "ENABLE_IMAGE_CACHE" "True"
>          #Option "ENABLE_FALLBACK_CACHE" "False"
>          Option "ENABLE_SURFACES" "False"
> EndSection
>
> Regards,
> Yonit.
>> On 01/24/2013 09:13 PM, Alon Levy wrote:
>>>> hi list,
>>>>
>>>> I am running Fedora 18 (GNOME version) as a guest in a host with qemu
>>>> 1.3. But the desktop is slow. I have already opened 3D acceleration
>>>> in the guest's xml definition file.But the desktop is slow. I have
>>>> already opened 3D acceleration in the guest's xml definition file.
>>>>
>>>> By the way, Fedora's XFCE version works smoothly.
>>>>
>>>> Does anyone know what the root cause is? Is it caused by spice/qxl 3D
>>>> driver?
>>> The 3d rendering is done in the guest entirely, in software, you can
>>> verify by seeing there is no /dev/drm device being open, and looking
>>> at X log file should show it is using software emulation. Looking at
>>> the cpu usage in the guest it should be high as well.
>>>
>>>> Thanks,
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>>>>
>>
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>