[Intel-gfx] i915 driver slowdown after 1-2 days?

[Paul Menzel]

Dear Chun-Yu,


Am Sonntag, den 24.10.2010, 13:03 -0400 schrieb Chun-Yu Shei:

> I'm currently running xf86-video-intel 2.13.0 with an i5-540M, and I've 
> been experiencing a strange issue where after a day or two, I can no 
> longer play videos smoothly in Flash 10.2 beta, as well as in VMWare. 
> Even moving windows in VMWare guests becomes slow and visibly laggy. 
> It's almost as if there's no video acceleration -- the frame rate drops 
> drastically, and CPU usage seems to increase significantly.  Playing 
> video in mplayer still works perfectly, however.  Restarting X has no 
> effect, and I have to do a full reboot to get rid of the problem.  I'm 
> running 64-bit Gentoo with the following:
> 
> libdrm 2.4.22
> mesa 7.8.2
> 2.6.36 kernel
> xorg-server 1.7.7
> 
> The problem also occurs with the 2.6.35 kernel, and I've also been able 
> to replicate it in a fresh install of Ubuntu 10.10.  There are no 
> indications of any problems in both the output of dmesg and the Xorg 
> logs, and the output of intel_gpu_top looks no different before/after 
> the problem occues.  I'm on a ThinkPad X201 with an external display 
> connected via DisplayPort, and I do suspend it with the hibernate-ram 
> script.  Is this a known problem by any chance?  If not, how might I go 
> about troubleshooting this?

reading your report it is not clear for me, if hibernating is necessary
to trigger the problem or not.


Thanks,

Paul
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