Re: compaq 1600r's with Debian 2.4.18-686-smp
On Friday 20 December 2002 05:25 pm, Thing wrote:
> dmesg does not detect the second cpu, yet the bios does and init's it.
> cat/proc/interrupts shows 1, ditto cpuinfo
> Ive compiled my own kernel, still the same, I have 2 such boxes both only
> see one, ive swapped cpu1 into slot 0 and booted fine, so the hardware
> seems OK.
> this suggests a "common" problem across the hardware
> On Sat, 21 Dec 2002 13:58, dave mallery wrote:
> > On Sat, Dec 21, 2002 at 11:52:39AM +1300, Thing wrote:
> > > Hi,
> > >
> > > I have 2 of these running dual p2-450 cpus, the problem is on neither
> > > machine cat /proc/cpuinfo shows the second cpu, ive swapped the cpu's
> > > about and booted with 1 cpu at at time and the server still boots so
> > > this suggests the hardware / cpus are fine.
> > >
> > > anybody know a fix?
> > >
> > > Im using standard smp debian kernels, eg
> > >
> > > apt-get install kernel-image-2.4.18-686-smp
> > three things to look at:
> > does the bios announce that it sees 2?
> > the beginning of dmesg from boot up: reams of stuff about each one
> > the output of top or ps:
> > 3 root 19 19 0 0 0 SWN 0.0 0.0 0:00
> > ksoftirqd_CPU0 4 root 19 19 0 0 0 SWN 0.0 0.0 0:00
> > ksoftirqd_CPU1 5 root 18 19 0 0 0 SWN 0.0 0.0 0:00
> > ksoftirqd_CPU2 6 root 18 19 0 0 0 SWN 0.0 0.0 0:00
> > ksoftirqd_CPU3
> > good luck
> > dave
Does the bios give you a choice between MPS versions. Linux doesn't support
one of the two versions of MPS (1.1 or 1.4?), which in my dual proc box
exhibited the same symptoms, not a Compaq though.