Date: Wed, 22 Mar 1995 23:05:50 +1000 From: Bruce Evans <bde@zeta.org.au> To: phk@ref.tfs.com, sos@login.dknet.dk Cc: faq@FreeBSD.org, hackers@FreeBSD.org, hasty@star-gate.com Subject: Re: Why IDE is bad Message-ID: <199503221305.XAA14540@godzilla.zeta.org.au>
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>And that is the main thing on E-IDE, the drives are designed >with enough onboard cache, that coretest etc. reports transfer >rates close to the interface speed (13MB sec or so), but the >drive cannot hold this speed when it has to read from the media. This is also good for reducing interrupt overhead. >And here is the catch, in that most el cheapo IDE drives has >inferior drive mechanics (hey they are cheap), and then some >fancy cache/interface electronics to make up for outdated >hardware.... I expect better IDE drives would have been avaiable if the interface had supported them. Bruce
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