On Fri, 3 Dec 2004 23:02:01 -0500, Lo Cal <remaker359@xxxxxxxxx> wrote: > I just fix the same problem on my machine using "apci=ht" in grub > kernel line. I'm using an all AMD system....don't know if ht means > halt, hyper threading or something else. Try it and see if it works > for you. The "ht" is hyperthreading and is equivalent to "off" for AMD systems and non HT intel systems. You might as well put "acpi=off" in your grub config. Note it is acpi, not apci. Easy to do, but can be very confusing as there is also APIC which is different. Jonathan