On Apr 1, 2007, at 2:39 PM, Manuel Bouyer wrote:

>
> As it's reproductible, if it was a memory issue I think it would have
> already found it.
> It seems to be related to ioapics, so maybe a chipset issue. But I  
> still
> strongly suspect a hardware issue, or maybe something that changed in
> BIOS. You may be able to get it running again by disabling both ACPI
> and ioapics at xen and NetBSD levels:
> kernel=xen.gz ... acpi=off noapic
> module=netbsd ... -c
> disable acpi
> disable ioapic
> quit

Just to be sure I understand correctly - a dual-core processor (such  
as the Pentium D in this computer) /should/ be using ACPI and ioapic  
while running as a dom0 in "normal" operation?
   --david