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Date:      Wed, 5 Feb 1997 00:05:36 +1030 (CST)
From:      Michael Smith <msmith@atrad.adelaide.edu.au>
To:        michaelv@MindBender.serv.net (Michael L. VanLoon -- HeadCandy.com)
Cc:        msmith@atrad.adelaide.edu.au, hardware@freebsd.org
Subject:   Re: 2G SCSI disks?
Message-ID:  <199702041335.AAA13715@genesis.atrad.adelaide.edu.au>
In-Reply-To: <199702041043.CAA22950@MindBender.serv.net> from "Michael L. VanLoon -- HeadCandy.com" at "Feb 4, 97 02:43:12 am"

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Michael L. VanLoon -- HeadCandy.com stands accused of saying:
> 
> >Failing that, has anyone done anything with the new Maxtor
> >"DiamondMax" disks?  Or have any suggestions for IDE disks that are
> >likely to come close to the performance of an Ultra-SCSI disk?
> 
> ... "close to the performance of an Ultra-SCSI disk" only if you don't
> have any concurrency!  There IS a difference.

I'm not completely stupid 8)

> Remind yourself that there's a reason RAID towers don't use SCSI
> drives...

Yeah, they're cheap and stupid, so you don't have to second-guess them.

> (Which is fine if you know what you're getting into, but don't truly
> expect IDE to be able to do everything as well as SCSI, no matter what
> the marketing people say.)

Hell, Michael, there's a damn good reason why I specified SCSI disk
for these units.  But the $400 IBM disk I specified might as well
never have existed; I have the option of an Atlas-II ($800) or a 2G
'cuda (~$1000), or I swallow my pride and happiness and go IDE.

Now tell me how easy it's going to be to tell my boss that we have to
blow $400 of our (already narrow) margin on each of these units
because _I_ care about performance. 8(

(I'll stop here before the sob-story disintegrates into tears 8)

>   Michael L. VanLoon                           michaelv@MindBender.serv.net

-- 
]] Mike Smith, Software Engineer        msmith@gsoft.com.au             [[
]] Genesis Software                     genesis@gsoft.com.au            [[
]] High-speed data acquisition and      (GSM mobile)     0411-222-496   [[
]] realtime instrument control.         (ph)          +61-8-8267-3493   [[
]] Unix hardware collector.             "Where are your PEZ?" The Tick  [[



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