Re: Gigabit/SMP performance problem

From: Daniel Blueman (daniel.blueman@gmx.net)
Date: Mon Jan 06 2003 - 14:09:20 EST


Even with HT turned off on this dual-Xeon box, all IRQs are routed to CPU 0.

Kernel here is the latest RedHat 2.4.18 one.

Just curious what kernel Avery is running...

Dan

> On 4 Jan 2003, Daniel Blueman wrote:
>
> > It's interesting you have IRQs balanced over the two logical
> > processors. I can't get this on HT Xeons with stock RedHat 7.3 kernel.
>
> I think he's using two physical processors, if by "logical processors" you
> are thinking HT... I also recall he has HT off, but the original post
> isn't handy.
>
> >
> > Can you post the exact kernel version string, please?
> >
> > TIA,
> > Dan
> >
> > "Avery Fay" <avery_fay@symantec.com> wrote in message
>
news:<OF256CD297.9F92C038-ON85256CA3.006A4034-85256CA3.00705DEA@symantec.com>...
> > > Dual Pentium 4 Xeon at 2.4 Ghz. I believe I am using irq load
> balancing as
> > > shown below (seems to be applied to Red Hat's kernel). Here's
> > > /proc/interrupts:
>
> --
> bill davidsen <davidsen@tmr.com>
> CTO, TMR Associates, Inc
> Doing interesting things with little computers since 1979.
>

-- 
Daniel J Blueman

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