Upgrade to 8.04 and now Xgl is using 95% of CPU

stan stanb at panix.com
Fri Oct 24 17:01:05 UTC 2008

I just upgraded my laptop to 8.04, in preparation for going to 8.10, and
noticed it became very slow. I ran top and discovered that Xgl is now using
over 90%  of the cpu with virtually nothing going on, other than being logged
into a X (KDE) session). The Xorg startup log identifies the card as:

(--) PCI:*(1:5:0) ATI Technologies Inc RS485 [Radeon Xpress 1100 IGP] rev 0

And I am using the closed source graphics driver.

What should I check next to try to resolve this issue?

One of the main causes of the fall of the roman empire was that, lacking
zero, they had no way to indicate successful termination of their C

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