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

["Prakash K. Cheemplavam" <prakashpublic@gmx.de>]

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@free.fr 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