Public bug reported: I have Asus P5B motherboard with Intel Core 2 Duo E6300 CPU. I installed Ubuntu 6.10. I checked System Monitor and it showed two CPUs. Then I used Update Manager and rebooted computer. After reboot System Monitor showed only one CPU. This can be repeated.
** Affects: Ubuntu Importance: Undecided Status: Unconfirmed -- Kernel changed from smp to single after automatic update https://launchpad.net/bugs/76878 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs