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

[Prakash K. Cheemplavam]

Craig Bradney wrote:
> Prakash,
>
> try it without preempt.. just to see. As soon as I removed it today the
> crashes went away (for 5 hours).. PC is now up for 2.5 hours and I'm
> waiting to see if it will be 5 hrs or 5 days this time around :)

Oh Ok, I did a mistake: Checking my kernel config again I noticed my 
last experiment indeed was with preemp OFF, so it didn't help.

Prakash


> On Fri, 2003-12-05 at 00:14, Prakash K. Cheemplavam wrote:
>
> > 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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