Does this occur while you are actively working at the console of the machine in question? I'm basically trying to rule out acpi (sleep/hibernate/power saving mode).
-- Computer Freeze's with no significant error messages in syslogs https://bugs.launchpad.net/bugs/307246 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