From owner-freebsd-fs  Tue Mar 13 18:27:34 2001
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Date: Tue, 13 Mar 2001 18:25:55 -0800 (PST)
From: Matthew Jacob <mjacob@feral.com>
Reply-To: mjacob@feral.com
To: Don Coleman <don@coleman.org>
Cc: Poul-Henning Kamp <phk@critter.freebsd.dk>,
	Wilko Bulte <wkb@freebie.demon.nl>,
	Chris Dillon <cdillon@wolves.k12.mo.us>, scsi@FreeBSD.ORG,
	fs@FreeBSD.ORG
Subject: Re: Disk I/O problem in 4.3-BETA 
In-Reply-To: <200103132345.PAA28094@eozoon.coleman.org>
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Yeah, he's still around.


On Tue, 13 Mar 2001, Don Coleman wrote:

> 
> The original legato prestoserve board (VME bus) was manufactured by
> 
> Micro Memory Inc,
> 9540 Vassar Ave
> Chatsworth, CA 91311
> 818-998-0070
> 
> Our contact was Mose' Jadon.  The address and phone # are circa 1989.
> 
> Amazingly enough, a web search turns up http://www.micromemory.com,
> and the old phone # is still valid.
> 
> The original board was called the MM6704c by Micro Memory.
> 
> A design firm we didn't pick wanted a bit under $100,000 for
> a custom engineering design, plus about $1000 per board.
> 
> A PCI board is *much* smaller then a 9U VME board, and I'd
> expect the boards to be a lot cheaper.
> 
> I think you'd want at least a couple weeks of backup, since if the
> machine crashes due to a hardware failure, it may not come back
> up soon, and the NVRAM is logically part of the disks...
> 
> The original Preserve had 3 NiCd batteries to backup its low power
> static CMOS memory, good for about 6 months with no power (it also
> had a built in charger).
> 
> don
> 
> 
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