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Re: How can we bound one CPU to one Gigabit NIC?

To: "Ben Greear" <greearb@xxxxxxxxxxxxxxx>
Subject: Re: How can we bound one CPU to one Gigabit NIC?
From: "Xiaoliang \(David\) Wei" <weixl@xxxxxxxxxxx>
Date: Mon, 7 Oct 2002 12:12:51 -0700
Cc: <netdev@xxxxxxxxxxx>
References: <Pine.GSO.4.30.0210070749430.1861-100000@shell.cyberus.ca> <03ab01c26e2d$06adeac0$f5f2010a@weixl> <3DA1D15C.1070309@candelatech.com>
Sender: netdev-bounce@xxxxxxxxxxx
Thanks Ben. We are going to use SysKonnect Cards. Are they tg3 based, too?
Thank you.

Xiaoliang (David) Wei             Graduate Student in CS@Caltech
http://www.cs.caltech.edu/~weixl
====================================================
----- Original Message -----
From: "Ben Greear" <greearb@xxxxxxxxxxxxxxx>
To: "Xiaoliang (David) Wei" <weixl@xxxxxxxxxxx>
Cc: <netdev@xxxxxxxxxxx>
Sent: Monday, October 07, 2002 11:24 AM
Subject: Re: How can we bound one CPU to one Gigabit NIC?


> Xiaoliang (David) Wei wrote:
> > Hi Everyone,
> >       I am now doing some experiments on Dual CPU (2.4Ghz) with 2
Gigabit
> > cards. Can anyone tell me how to bound one CPU to each NIC so that we
don't
> > need to care about the packet-reordering and the interrupt sharing
problems?
> >       Thank you very much.:)
>
> My experiments show you will still get re-ordered packets occasionally
> (but then again, I'm having other wierd problems, so maybe you wont).
>
> # Bind processor 2 (1<<1) to irq 11
> echo 2 > /proc/irq/11/smp_affinity
>
> # Bind processor 1 (1<<0) to irq 19
> echo 1 > /proc/irq/9/smp_affinity
>
>
> I will be interested to hear of your results, as I have been having
> heating problems with e1000 and other problems with tg3 based nics!
>
> Ben
>
> >
> >
> >
> > Xiaoliang (David) Wei             Graduate Student in CS@Caltech
> > http://www.cs.caltech.edu/~weixl
> > ====================================================
> >
>
>
> --
> Ben Greear <greearb@xxxxxxxxxxxxxxx>       <Ben_Greear AT excite.com>
> President of Candela Technologies Inc      http://www.candelatech.com
> ScryMUD:  http://scry.wanfear.com     http://scry.wanfear.com/~greear
>
>
>
>


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