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Re: 1.03Mpps on e1000 (was: Re: [E1000-devel] Transmission limit)

To: jamal <hadi@xxxxxxxxxx>
Subject: Re: 1.03Mpps on e1000 (was: Re: [E1000-devel] Transmission limit)
From: Lennert Buytenhek <buytenh@xxxxxxxxxxxxxx>
Date: Mon, 6 Dec 2004 13:23:00 +0100
Cc: Martin Josefsson <gandalf@xxxxxxxxxxxxxx>, Scott Feldman <sfeldma@xxxxxxxxx>, Robert Olsson <Robert.Olsson@xxxxxxxxxxx>, P@xxxxxxxxxxxxxx, mellia@xxxxxxxxxxxxxxxxxxxx, e1000-devel@xxxxxxxxxxxxxxxxxxxxx, Jorge Manuel Finochietto <jorge.finochietto@xxxxxxxxx>, Giulio Galante <galante@xxxxxxxxx>, netdev@xxxxxxxxxxx
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On Mon, Dec 06, 2004 at 07:20:43AM -0500, jamal wrote:

> > > Someone correct me if i am wrong - but does it appear as if all these
> > > changes are only useful on PCI but not PCI-X?
> > 
> > They are useful on PCI-X as well as regular PCI.  On my 64/100 NIC I
> > get ~620kpps on 2.6.9, ~1Mpps with 2.6.9 plus tx rework plus TXDMAC=0.
> > 
> > Martin gets the ~1Mpps number with just the tx rework, and even more
> > with TXDMAC=0 added in as well.
> Right, but so far when i scan the results all i see is PCI not PCI-X.
> Which of your (or Martins) boards has PCI-X?

I've tested 32/33 PCI, 32/66 PCI, and 64/100 PCI-X.  I _think_ Martin
was running at 64/133 PCI-X.


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