KDE + X + Nvidia problems

[Roderick Johnstone]

On 08/10/11 03:22, Armelius Cameron wrote:
> On Friday, October 07, 2011 05:49:02 pm Roderick Johnstone wrote:
>> On 07/10/11 14:30, Armelius Cameron wrote:
>>> On Friday, October 07, 2011 04:35:57 AM Roderick Johnstone wrote:
>>>> On 06/10/11 22:32, Armelius Cameron wrote:
>>>>> Hello,
>>>>>
>>>>>
>>>>>
>>>>> I am having some issues with KDE + X + Nvidia right now, not sure
>>>>> which
>>>>> 1. Kile with simple latex file would be so sluggish, X uses > 90% of
>>>>> CPU on "top", with "kile" as the next process on the list.
> 
>>>> Yes, we saw this behaviour a while back with a similar setup, F14, +
>>>> proprietary nvidia drivers.
>>>> One thing that seemed to work around the problems was to change the qt
>>>> backend with something like:
>>>> kate --graphicssystem=raster
>>>> export QT_GRAPHICSSYSTEM=raster
>>
>> I'm glad that worked for you. I'm afraid I don't know what the real
>> problem is though. I don't know what fixed it or us...maybe an nvidia
>> update. What version of the nvidia driver are you on?
> 
> Hi Roderick, 
> This is what I get from RPMFusion. Haven't checked if official nvidia has any 
> newer driver:
> 
> $ rpm -q kmod-nvidia
> kmod-nvidia-280.13-2.fc14.1.x86_64
> 
> $ uname -a
> Linux simeis 2.6.35.14-96.fc14.x86_64 #1 SMP Thu Sep 1 11:59:56 UTC 2011 
> x86_64 x86_64 x86_64 GNU/Linux
> 

That seems to be what we have. Sorry I can't be of further help. I'm not
able to reproduce the problem on the system that was showing it earlier
in the year.

Roderick