I confirm this bug. My config: ibm thinkpad R61 - core2duo - nvidia quadro m140
top - 08:56:35 up 23 min, 2 users, load average: 0.89, 1.06, 0.75 Tasks: 132 total, 2 running, 130 sleeping, 0 stopped, 0 zombie Cpu(s): 43.4%us, 0.6%sy, 0.0%ni, 55.9%id, 0.0%wa, 0.1%hi, 0.1%si, 0.0%st Mem: 2062040k total, 789940k used, 1272100k free, 15948k buffers Swap: 1992052k total, 0k used, 1992052k free, 394704k cached PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 5786 root 20 0 917m 45m 9.8m R 83 2.3 11:23.74 Xorg 6321 mangus 20 0 253m 41m 14m S 3 2.0 0:29.22 compiz.real 6796 mangus 20 0 213m 24m 14m S 1 1.2 0:09.50 gnome-system-mo 6812 mangus 20 0 253m 24m 11m S 0 1.2 0:00.54 gnome-terminal 6854 mangus 20 0 577m 86m 27m S 0 4.3 0:36.28 firefox 1 root 20 0 4016 892 600 S 0 0.0 0:00.92 init ** Attachment added: "xorg.conf" http://launchpadlibrarian.net/13848226/xorg.conf -- [Hardy] Xorg high CPU usage with 2.6.24 kernel and nvidia-glx https://bugs.launchpad.net/bugs/178400 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