official nVidia driver causes Xorg to burn up CPU, freeze system

[Paul Lemmons]

-------- Original Message  --------
Subject: Re: official nVidia driver causes Xorg to burn up CPU, freeze 
system
From: Alvin <info at alvin.be>
To: kubuntu-users at lists.ubuntu.com
Date: 08/09/2011 07:31 AM

> On Tuesday 09 August 2011 16:11:26 Martin wrote:
>> Hello,
>>
>> I have Kubuntu 11.04 on my HP machine, there is a Core 2 Duo 2.00 GHz
>> with a nVidia 9500 GT 1GB. I use the official nVidia driver which gives
>> good performance for KWin and OpenGL.
>>
>> Sometimes, when I resize a window, Xorg starts to burn up 100% of the
>> CPU time and the computer is frozen. I can only access it via SSH and
>> that is very slow.
>>
>> I can `sudo killall -9 xorg`, but then I loose all my data. What can I
>> do to recover from those freezes without loosing my data in open
>> applications?
>>
>> What log files can I post for you to be able to diagnose the problem
>> better?
>
> You don't have to. It's a know bug[1]
> The workaround is using a more recent nvidia-driver.
>
> I'd love to see a working driver in the stable version of Kubuntu, but
> currently, you'll have to do it yourself.
>
> [1] https://bugs.launchpad.net/bugs/760632
>

The new and reportedly working nVidia drivers can be had here:

sudo apt-add-repository ppa:staff-pro-unreal/nvidia-backport
sudo apt-get update
sudo apt-get upgrade