FWIW, I've just loaded XFCE4 and CPU usage is now back to normal (4-9%) on the Dell Inspiron 6400. This seems to confirm, to some degree, that this unusual behavior is related to something in GNOME... strange.
-- excessive CPU usage in 9.04- no apparent reason https://bugs.launchpad.net/bugs/366292 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs