Re: CONFIG_IRQBALANCE for AMD64?

michael
2004-05-29T08:39:21Z

Arjan van de Ven <arjanv@redhat.com> writes:
> On Fri, May 28, 2004 at 11:33:32AM -0700, Martin J. Bligh wrote:
> > Here's my start at a list ... I'm sure it's woefully incomplete.
> >
> > 1. Utilize all CPUs roughly evenly for IRQ processing load (anything that's
> > not measured by the scheduler at least, because it's unfair to other
> > processes).
>
> yep; irqbalance approximates irq processing load by irq count, which seems
> to be ok-ish so far.
>
> > Also, we may well have more than 1 CPU's worth of traffic to
> > process in a large network server.
>
> One NIC? I've yet to see that ;)

Not too hard. Take a gig-e adaptor, add a bunch of iptables
rules, add some NAT, and you'll max out the CPU a long way
short of a gigabit...

Michael.