irqbalance on HT capable PE4600?

Arjan van de Ven arjanv at
Sun Oct 19 08:13:00 CDT 2003

On Sun, Oct 19, 2003 at 10:49:20PM +1000, jason andrade wrote:
> > CPU's, which means that in order to combine them, half the
> > packet (well technically only the metadata) needs to be transported
> > from one cpu to the other... which is relatively expensive.
> hmm, food for thought.  i'd assumed a SMP server would be better for
> nfs serving as i was making an assumption that the network stack
> would bind to one cpu and applications might be able to bind to
> (hopefully) the other.
> with this in mind would you recommend a single cpu machine as a better
> alternative or are there other ideas ?

what irqbalance will do is bind the irq to a cpu, but since you
have 2 nics, it'll bind each nic to one cpu.
It's severly unlikely that fragments will come in over 2 independent

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