Date: Sun, 17 Feb 2002 17:09:29 -0800 From: David Greenman <dg@root.com> To: Terry Lambert <tlambert2@mindspring.com> Cc: Roy Sigurd Karlsbakk <roy@karlsbakk.net>, Dag-Erling Smorgrav <des@ofug.org>, 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: <20020217170929.D80718@nexus.root.com> In-Reply-To: <3C703A92.2EBD3E67@mindspring.com>; from tlambert2@mindspring.com on Sun, Feb 17, 2002 at 03:19:46PM -0800 References: <Pine.LNX.4.30.0202171935060.6486-100000@mustard.heime.net> <3C703A92.2EBD3E67@mindspring.com>
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>"Zero copy" usually means "zero unnecessary copies"; but >what someone thinks of as "necessary" is really based on >their bias towards an existing implementation. "zero copy" these days has come to mean no copies that involve the CPU. In my experiance, raw memory bandwidth to DMA packets to/from main memory is not the bottleneck on modern hardware. -DG David Greenman Co-founder, The FreeBSD Project - http://www.freebsd.org President, TeraSolutions, Inc. - http://www.terasolutions.com President, Download Technologies, Inc. - http://www.downloadtech.com Pave the road of life with opportunities. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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