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Re: 2.6.7 tulip performance (with NAPI)

To: P@xxxxxxxxxxxxxx
Subject: Re: 2.6.7 tulip performance (with NAPI)
From: Lennert Buytenhek <buytenh@xxxxxxxxxxxxxx>
Date: Fri, 8 Oct 2004 11:28:27 +0200
Cc: Robert Olsson <Robert.Olsson@xxxxxxxxxxx>, Ben Greear <greearb@xxxxxxxxxxxxxxx>, "'netdev@xxxxxxxxxxx'" <netdev@xxxxxxxxxxx>
In-reply-to: <41665CF9.3060001@draigBrady.com>
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On Fri, Oct 08, 2004 at 10:25:13AM +0100, P@xxxxxxxxxxxxxx wrote:

> >>I'm interested if anyone has done any pktgen performance tests with
> >>w. S2IO or other 10G card we need to upgrade the lab equipment. 
> >>Both 64 byte pkts and MTU sized pkts is interesting.  Anyone?
> >
> >If you're interested in raw pps numbers and willing to use something
> >other than pktgen to attain them, you might want to look into the intel
> >IXP-based boards.  You actually have to write some microcode and upload
> >it to an on-chip processor array, but you can easily sustain wirespeed
> >at 4Gbps (IXP2400-based) or 10Gbps (IXP2800-based.)
> 
> Good suggestion. This is exactly what I'm doing on a (2400 based)
> radisys enp-2611 board. Faced with the cost of a smartbits it's
> a no brainer for me. I haven't written the ? code yet btw.

I'm on the Radisys ENP-2611 too.  Now that 2.6.9-rc3 runs on the ENP-2611
out-of-the-box, and the Fedora Core 2 port mostly works, I should have a
fairly complete set of Free microcode plus supporting host-side software
out soon.


cheers,
Lennert

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