[PlanetCCRMA] Re: More on SMP weirdness

Fernando Lopez-Lezcano nando@ccrma.Stanford.EDU
Fri Feb 4 16:05:03 2005

On Fri, 2005-02-04 at 15:37, Pablo wrote:
> > Not really. What is the hardware like? (processors, mobo - not that I
> > would know what to do with the info, looks like a very basic kernel
> > problem).
> Oops, I should have started with this, right?
> The workstation is a (built to order) double processor Xeon 2.6 GHz, 
> two big ATA drives, RME DIGI96/8 PAD soundcard (also having trouble 
> with this, but I'll get it working _after_ keyboard and mouse :-)  ), 
> 2GB RAM. I can't remember kind of motherboard right now, would need to 
> look. Both Mouse and Keyboard are generic PS/2.
> I don't know much about this deep a level in Linux, but it does look 
> like a kernel problem of sorts.
> > You could try to boot without acpi support, for example, in the grub
> > boot command line add "acpi=off"
> I'll try it, but, what could the consequences be? Won't the machine 
> need ACPI at a further stage in the startup process?

Not necessarily. ACPI is the power management system. Some mobos and/or
laptops (with buggy bioses?) need it to properly route interrupts. But
in general you should be able to boot with that off. 

-- Fernando