Date: Sun, 17 Feb 2002 19:13:50 +0100 (CET) From: Roy Sigurd Karlsbakk <roy@karlsbakk.net> To: Dag-Erling Smorgrav <des@ofug.org> 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: <Pine.LNX.4.30.0202171912170.6408-100000@mustard.heime.net> In-Reply-To: <xzpzo28dm0f.fsf@flood.ping.uio.no>
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> sendfile() isn't zero-copy, it's just two-less-copies. zero-copy means "zero copy-operations within memory" non-zero-copy usually goes device -> buffer -> user space -> buffer -> device (2 copy operations) zero-copy device -> buffer/userspace/shared -> device -- Roy Sigurd Karlsbakk, MCSE, MCNE, CLS, LCA Computers are like air conditioners. They stop working when you open Windows. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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