Comment 384 for bug 252094

Sounds like the kde session manager may have crashed, stalled and another
copy got loaded.
I'm not experienced enough with the internals of KDE to give you a deffinate
hypothesis.
A lot has changed from 3.5 up to 4.2.

Buntu is starting to become more like Slackware.

On Tue, May 19, 2009 at 6:38 PM, Ralf Philipp <email address hidden> wrote:

> Hi there,
>
> I've the same problems with kubuntu and jaunty on a minimac with 945G.
> After googling around I found different proposals. To get some solutions
> to work I opened a file with 'sudo kate' from konsole. Kate was starting
> but I got an error-message like this 'Could not start ksmserver. Check
> your installation.'. After clicking OK to that message kdm (xorg?) is
> doing a restart. After logging in back everything is going smooth.
> glxgears makes 1100 fps (former 400fps) and all the dasktop effects and
> 3d-games are working well. If I restart the machine I've again the slow
> and sluggish desktop. I reproduced this behaviour serveral times. I
> didn't touch any configuration files.
>
> --
> MASTER: Poor graphics performance on Intel
> https://bugs.launchpad.net/bugs/252094
> You received this bug notification because you are a direct subscriber
> of a duplicate bug.
>
> Status in X.org xf86-video-intel: Confirmed
> Status in “linux” source package in Ubuntu: New
> Status in “xserver-xorg-video-intel” source package in Ubuntu: In Progress
> Status in linux in Ubuntu Karmic: New
> Status in xserver-xorg-video-intel in Ubuntu Karmic: In Progress
>
> Bug description:
> I experience significant performance loss with ubuntu 8.10 alpha 3 with my
> Intel DG965WH based system and SVDO/ADD2 video card. Actually, the
> performance loss started with ubuntu 8.04.1; I upgraded to see if there was
> any performance gain with the new version. While "glxgears" produced values
> between 1580 fps and 1496 fps with ubuntu 7.04 and 7.10, respectively, now I
> can only achieve something like 445 fps with ubuntu 8.10 alpha 3. I get an
> error message when starting glxgears that "TTM" was not available and
> classic mode would be used. Similary, the flight simulator "flightgear"
> achieves frames rates of 1-2 fps only.
> My suspicion is that some of the hardware acceleration features of the
> X3000 system are not being used, and I don't know how to activate them with
> the new xorg.conf structure and the underlying automatic configuration
> approach.
> I would like to see the graphics performance go back to the values achieved
> in ubuntu 7.04 and 7.10.
> Your help / comment is greatly appreciated.
> Bingo
>
> [Update]
> Intel upstream has been in a multi-year effort to rearchitect X and the
> Intel 2D and 3D driver to provide better performance. While this work is
> underway, people are seeing variations in performance levels from version to
> version, for a variety of reasons. There are probably multiple unrelated
> bugs being reported in the comments here.
>
> It is important to note and remember that glxgears is *not* a benchmark
> tool. It simply measures how fast the driver writes images to the screen,
> whereas most 3D applications are limited by render speed, not merely blit
> speed. Instead use a 3D game (flightgear, tremulous, etc.) that has a real
> rendering workload to make comparisons.
>
> If you're definitely seeing performance problems and are able to narrow it
> to a specific cause, please do not comment onto this bug report - it's too
> lengthy and rambling already, and your issue will just be lost in the noise.
> Instead, make a new report and please be as specific as possible with exact
> steps to reproduce and as much detail and logs as you can. See
> http://wiki.ubuntu.com/X/Reporting for tips on making a good X bug report.
>
> A troubleshooting guide, with additional background about performance
> issues on Intel is available at:
>
> https://wiki.ubuntu.com/X/Troubleshooting/IntelPerformance
>

--
I tend to pee on things