Date: Thu, 25 Jan 2001 00:38:27 +0100 From: Poul-Henning Kamp <phk@critter.freebsd.dk> To: Chris Dillon <cdillon@wolves.k12.mo.us> Cc: Matthew Jacob <mjacob@feral.com>, "Koster, K.J." <K.J.Koster@kpn.com>, "'Olivier Nicole'" <on@cs.ait.ac.th>, hardware@FreeBSD.ORG Subject: Re: Panic at setup time Message-ID: <34961.980379507@critter> In-Reply-To: Your message of "Wed, 24 Jan 2001 17:27:32 CST." <Pine.BSF.4.21.0101241620010.65986-100000@mail.wolves.k12.mo.us>
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>I realize that getting the data in and out of the drive cache fast is >a good thing, but right now, the bottlenecks lie elsewhere, and the >lower bus transfer latencies won't even put a dent in the total >latency when you figure all of the other much greater latencies that >are part of a typical transaction. IMHO, the ATA66 and especially the >ATA100 interface was developed to play the marketing numbers game, For the record this "marketing numbers game" has a several percent impact on my worldstones... -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message
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