On Sun, 2004-12-05 at 12:54, Martin Josefsson wrote:

On Sun, 5 Dec 2004, Lennert Buytenhek wrote:

quoted

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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