Re: APIC error on CPUx

Andi Kleen
2006-05-22T12:03:57Z

On Monday 22 May 2006 13:58, Vladimir Dvorak wrote:
> Andi Kleen wrote:
>
> >Vladimir Dvorak <dvorakv@vdsoft.org> writes:
> >
> >
> >>Linux requisities:
> >>Debian 3.1
> >>Linux mailserver 2.6.8-3-686-smp #1 SMP Thu Feb 9 07:05:39 UTC 2006 i686
> >>
> >>
> >
> >That's an ancient kernel.
> >
> >
> Yes, I agree.
>
> ... but the latest in Debian/Sarge. :-)
>
> Do you, Andi, thing that upgrade to latest vanilla one ( from
> kernel.org ) should solve this problem ?

Probably not.

>
> >
> >
> >>GNU/Linux
> >>
> >>Hardware:
> >>Intel SR1200
> >>
> >>
> >
> >If it's an <=P3 class machine: most likely you have noise on the APIC bus.
> >
> >-Andi
> >
> >
> >
> Yes, you are right :
>
> cat /proc/cpuinfo
> ...
> model name : Intel(R) Pentium(R) III CPU family 1133MHz
> ...
>
>
> "Noise on APIC bus" means - " a lot of interrupts from devices" ?

Usually a crappy/broken/misdesigned motherboard.

-Andi