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From: rar@auc.UUCP (Rodney Ricks)
Newsgroups: comp.sys.mac
Subject: Re: Quantum ROM fix report
Summary: How about just leavaing the system on for a few days?
Message-ID: <32331@auc.UUCP>
Date: 29 Nov 89 17:55:29 GMT
References: <14618@well.UUCP> <9323@batcomputer.tn.cornell.edu> <20837@mimsy.umd.edu> <27801@dhw68k.cts.com>
Reply-To: rar@auc.UUCP (Rodney Ricks)
Organization: Atlanta University Center, Atlanta, Ga.
Lines: 30

In article <27801@dhw68k.cts.com< thecloud@dhw68k.cts.com (Ken McLeod) writes:
<In article <20837@mimsy.umd.edu> spector@brillig.umd.edu.UUCP (Lee Spector) writes:
<>The NEW problem (post "fix") is a rattling sound that continues for a long
<>time - usually until the user explicitly causes a subsequent read/write to
<>the disk.
<>  ...  When this rattling sound is occurring
<>there IS noticable slowdown of drive accesses.
<
<  Oddly enough, the problem does seem to have "fixed itself" after approx.
<1 month of hyperactive, rattling, performance-degrading accesses on my IIcx.

Is that a month of high usage, or a month of only occasional use?

<When I first got the drive (with the new ROM), the performance was horrible.
<Now that the drive has been "broken in," the hyper-access problem seems to
<have gone away. Possibly it takes a while for the lubricant to spread evenly,
<or achieve some kind of magic viscosity level?

I wonder if it would be a good idea for users who just got the fix to just
let the system sit for a few days and "exercise" itself to get rid of the
performance problem?

<-ken

Rodney
-- 
"We may have come over here in different ships,
 but we're all in the same boat now."   --   Jesse Jackson

Rodney Ricks,   Morehouse College