I can confirm on 9.04 Xubuntu on a Dell 700m (Intel 82852/855GM).
Scrolling in a terminal window causes spikes in Xorg CPU usage. This is
making it hard for me to use my computer. I'm not sure if it makes a
difference but I'm using a dual head setup with xrandr.
--
[i965] xserver 1.6.0 - High
Thank you Richard for the link but unfortunately reverting to 2.4 didn't
help (in fact the performance was worse).
--
[i965] xserver 1.6.0 - High %CPU/Power Usage with Intel GM965
https://bugs.launchpad.net/bugs/364359
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Bugs,
This is affecting me too. I tried different acceleration methods in
xorg.conf - XAA, EXA and UXA - and all are *VERY* slow, almost
unbearably slow. I use KDE effects on and yakuake/konsole take forever
just to go from one tab to the other (shift-arrows). Everything feels
slower, much slower, Xorg
Sorry... Forgot to say, using Kubuntu 9.04 RC and I also have a T61p
with an Intel GM965 Graphics card.
--
[i965] xserver 1.6.0 - High %CPU/Power Usage with Intel GM965
https://bugs.launchpad.net/bugs/364359
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Bugs, which is
@Richard Guo: can you tell me please how can I downgrade to Intel 2.4
drivers? I want to test it on my laptop to see if it would fix the
performance problems.
--
[i965] xserver 1.6.0 - High %CPU/Power Usage with Intel GM965
https://bugs.launchpad.net/bugs/364359
You received this bug
https://wiki.ubuntu.com/ReinhardTartler/X/RevertingIntelDriverTo2.4
--
[i965] xserver 1.6.0 - High %CPU/Power Usage with Intel GM965
https://bugs.launchpad.net/bugs/364359
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Bugs, which is subscribed to Ubuntu.
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ubuntu-bugs
Reverting to 2.4 didn't help me. Xorg still high cpu using
--
[i965] xserver 1.6.0 - High %CPU/Power Usage with Intel GM965
https://bugs.launchpad.net/bugs/364359
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I have the same problem. Today I've updated from 8.10 to 9.04 and I experience
high CPU usage by XOrg process (issues that with 8.10 I didn't had).
Youtube HD videos don't work (when I click on HD the video doesn't show for
some time, then when it does I have video tear and un-sync audio). The
** Summary changed:
- xserver 1.6.0 - High %CPU/Power Usage with Intel GM965
+ [i965] xserver 1.6.0 - High %CPU/Power Usage with Intel GM965
--
[i965] xserver 1.6.0 - High %CPU/Power Usage with Intel GM965
https://bugs.launchpad.net/bugs/364359
You received this bug notification because you are
in Ubuntu 9.04 RELEASE the same problem
hardware notebook IBM lenovo X61s, i965GM
when system is idle:
glxgears
3814 frames in 5.0 seconds = 762.697 FPS
3870 frames in 5.0 seconds = 773.926 FPS
and when i move any window on screen (terminal or open folder):
glxgears
442 frames in 5.0 seconds =
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