interrupt storm on MSI IXP600 based motherboards

Victor Balada Diaz victor at bsdes.net
Wed Jan 21 23:18:48 PST 2009


On Wed, Jan 21, 2009 at 07:22:06PM +0300, Marat N.Afanasyev wrote:
> >>trouble with onboard re(4) was resolved in -CURRENT and -STABLE, but 
> >>storms are not bound to ethernet only. storm may appear on any device. 
> >>if any device generates enough interrupts rate, storm will arrive.
> >
> >Yes, I just got another storm, on my ATA controller this time. Ah
> >well, so much for the idea of disabling unneeded devices!
> >
> >-pete.
> >
> 
> it's a kind of magic, really. I built a new kernel with KDB and DDB and 
> after 1 day, 13:15 I'm still waiting for storm to arrive. And I added
> hw.acpi.osname="Linux" to /boot/loader.conf.

Try doing lots of IO and you will get the problem soon. You might
want to try:

while true; do dd if=/dev/zero of=BAH bs=1M count=1024; sync; done

Regards.

-- 
La prueba más fehaciente de que existe vida inteligente en otros
planetas, es que no han intentado contactar con nosotros. 


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