Re: NForce2 pseudoscience stability testing (2.6.0-test11) - IRQflood related ?

[Prakash K. Cheemplavam]

Jesse Allen wrote:
> On Thu, Dec 04, 2003 at 09:02:08PM +0100, cheuche+lkml@xxxxxxx wrote:
>
> > Hello,
> >
> > Along with the lockups already described here, I've noticed an
> > unidentified source of interrupts on IRQ7.
>
> ...
>
> > I wonder if people experiencing lockup problems also have these
> > noise interrupts,
>
>
> I just took a look at this, by setting up parport_pc, and yes I get noise.
>
> This was my first sample with a kernel with APIC:
>   7:      29230    IO-APIC-edge  parport0

I just did an experminent with a very light kernel, nearly nothing 
compiled inside, except apic acpi, preempt and needed stuff plus 
scsi+libata and no ide. IRQ 7 was not present and every device had its 
own irq. Nevertheless system locked up at second hdparm run...

Prakash

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