Re: quad ppro Compaq proliant 5000 problems with 2.1.106-ac4 was: Re: Any SMP people out there with

Arnaldo Carvalho de Melo (acme@conectiva.com.br)
Wed, 24 Jun 1998 18:19:52 -0300 (EST)


On Wed, 24 Jun 1998, Chris Mauritz wrote:

> > Robert,
> >
> > Is your machine a compaq proliant 5000? I'm asking this because we're
> > trying to make a quad ppro 200 Mhz recognize all cpus, and up to now we've
> > only managed to make it boot 2.1.106-ac4, but it only recognize one cpu,
> > and seems not to find an IO APIC, just a XT PIC... As I'm not in front of
> > the machine (its in a remote location) any hints about proper bios config
> > would be welcome.
>
> I had similar problems yesterday. I believe the trick is to tell
> the bios you're going to put "SCO Unix" on the machine. I don't
> remember which bios option it was. After we changed that item,
> the kernel recognized both processors.

Thanx! Telling the bios that the OS is a SCO Unix did the trick!
Now the CPUs are at full steam!

[mike@sckott mike]$ cat /proc/interrupts
CPU0 CPU1 CPU2 CPU3
0: 21829 31271 31398 74625 IO-APIC-edge timer
1: 31 52 54 126 IO-APIC-edge keyboard
2: 0 0 0 0 XT-PIC cascade
5: 4671 7160 7086 16448 IO-APIC-edge 3c905
Boomerang 100baseTx
8: 1 0 0 0 IO-APIC-edge rtc
9: 446 430 560 1981 IO-APIC-edge 53c7,8xx
13: 0 0 0 0 XT-PIC fpu
NMI: 0
IPI: 0

[mike@sckott mike]$ uname -a
Linux sckott 2.1.106 #1 SMP Tue Jan 19 03:14:07 2038 i686 unknown

- Arnaldo

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