Re: What is interrupting at ioapic0 pin 9?

[Jukka Ruohonen <jruohonen%iki.fi@localhost>]

On Thu, Dec 06, 2012 at 04:50:32PM +0100, Joerg Sonnenberger wrote:
> On Thu, Dec 06, 2012 at 07:20:56AM -0800, Paul Goyette wrote:
> > Under heavy load (such as, build.sh -j16) my system shows a lot of
> > "system" time (30-50%, sometimes even more).  systat shows that I'm
> > getting ~140K interrupts per second on ioapic0 pin 9.
> 
> ACPI is quite possible, especially if your CPU is getting hot.

But 140K per second (!) would be a huge amount for this. But who knows.
If that is the case, there is nothing we can really do about it.

- Jukka.