On 02.08.2012, Georgios Petasis wrote: > Thanks for the tip, I search for this option and seems to relate to nvidia > nforce 2 chipsets, but I also > get a lot of references for gigabyte boards, i.e.: [....] The problem is related to the APIC timer interrupt, the CPU goes into enhanced halt state (C1E) but is not able to wake up. See AMD erratum #400 and what acpi_skip_timer_override actually does. See also /arch/x86/kernel/process.c. My personally advice is that you don't use C1E at all, but if you like to, acpi_skip_timer_override will most probably fix it for you. Have you tried? -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org