On Sun, 2004-12-05 at 12:54, Martin Josefsson wrote:
> 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.
>
This sounds like really exciting stuff happening here over the weekend.
Scott, you had to leave Intel before giving us this tip? ;->
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?
cheers,
jamal
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