Re: sendfile+zerocopy: fairly sexy (nothing to do with ECN)

From: Pavel Machek (pavel@suse.cz)
Date: Mon Jan 29 2001 - 16:50:08 EST

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Hi!

> Advantage of Tulip and AMD is that they perform much better in my experience
> on half duplex Ethernet than other cards because they a modified
> patented backoff scheme. Without it Linux 2.1+ tends to suffer badly from
> ethernet congestion by colliding with the own acks, probably because it
> sends too fast.

Is that real problem? If so, some strategic delay loop should do the
trick...
Pavel

-- 
I'm pavel@ucw.cz. "In my country we have almost anarchy and I don't care."
Panos Katsaloulis describing me w.r.t. patents at discuss@linmodems.org
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