Date: 17 Feb 2002 19:51:00 +0100 From: Dag-Erling Smorgrav <des@ofug.org> To: Roy Sigurd Karlsbakk <roy@karlsbakk.net> Cc: Thomas Hurst <tom.hurst@clara.net>, <hiten@uk.FreeBSD.org>, <hackers@FreeBSD.ORG>, <freebsd-questions@FreeBSD.ORG> Subject: Re: in-kernel HTTP Server for FreeBSD? Message-ID: <xzpeljkdjsb.fsf@flood.ping.uio.no> In-Reply-To: <Pine.LNX.4.30.0202171935060.6486-100000@mustard.heime.net> References: <Pine.LNX.4.30.0202171935060.6486-100000@mustard.heime.net>
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Roy Sigurd Karlsbakk <roy@karlsbakk.net> writes: > > > > sendfile() isn't zero-copy, it's just two-less-copies. > > > zero-copy means "zero copy-operations within memory" > > To an MCSE, maybe. > strange ... > [...] So what would you call direct DMA from the disk controller to the network adapter? Minus-one-copy? And even in the sendfile(2) case, data sometimes *is* copied in-core to satisfy alignment requirements etc. Stop using buzzwords just because they give you a woody. (and yes, even a Dr. Scient can be mistaken. Papers don't make you smart, you know - though I wouldn't expect someone who brags about being an MCSE and MCNE to understand that) DES -- Dag-Erling Smorgrav - des@ofug.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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