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

To: Lennert Buytenhek <buytenh@xxxxxxxxxxxxxx>
Subject: Re: 1.03Mpps on e1000 (was: Re: [E1000-devel] Transmission limit)
From: Martin Josefsson <gandalf@xxxxxxxxxxxxxx>
Date: Sun, 5 Dec 2004 18:54:07 +0100 (CET)
Cc: Scott Feldman <sfeldma@xxxxxxxxx>, jamal <hadi@xxxxxxxxxx>, 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 Sun, 5 Dec 2004, Lennert Buytenhek wrote:

> I've tested all packet sizes now, and delayed TDT updating once per jiffy
> (instead of once per packet) indeed gives about 25kpps more on 60,61,62
> byte packets, and is hardly worth it for bigger packets.

Maybe we can't see any real gains here now, I wonder if it has any effect
if you have lots of nics on the same bus. I mean, in theory it saves a
whole lot of traffic on the bus.


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