*BSD News Article 51335


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From: gillham@andrews.edu (Andrew Gillham)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: Big Disk under FreeBSD????
Date: 19 Sep 1995 03:49:37 GMT
Organization: Andrews University
Lines: 30
Message-ID: <43lekh$qgq@orion.cc.andrews.edu>
References: <43fdrk$o6l@titan.ci.ua.pt> <43j6cf$jmr@sidhe.hsc-sec.fr>
NNTP-Posting-Host: edmund.cs.andrews.edu

In article <43j6cf$jmr@sidhe.hsc-sec.fr> roberto@hsc.fr.net (Ollivier Robert) writes:
>
>The problem is more on the 9 GB drive itself. I have some bad stories about
>the new Micropolis disks.  In 6 months, at  least 5 Micropolis died at some
>friends' sites. Be sure that  it will be  cooled enough. Heat is a  serious
>problem with all the 7200 rpm drives. 

We buy a decent amount of Microplis Raidion LT equipment at work, and
we've seen the failures also. (as a matter of fact _two_ drives this
past weekend, on one box)  A customer rep at Micropolis let slip the
information that they had a bad batch of drives, with 'spindle
problems.'  This is consistent with what we have seen.  The failed
drives have typically become quite noisy prior to failing, which sounds
like a bearing/spindle problem.  Supposedly the problem has been solved,
and they have all new drives. (this is at the advance exchange center)
So.. Yes, Micropolis has had some problems (haven't all the
manufacturers?), but I still recommend them, and if I buy a disk
_personally_, it will be a Micropolis.  I have always liked Quantum
drives as well, but have no experience with the new large capacity
models.  (though their 2GB/4GB Ultra-SCSI models are supposedly at about
16MB _sustained_ throughput!)  My 4.3GB Micropolis (and a BusLogic 956C)
does about 8MB raw from the device.  This is under NetBSD, and I don't
believe it is using wide mode.

-Andrew
-- 
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