Date: Thu, 20 Jun 2002 22:09:03 -0600 (MDT) From: "M. Warner Losh" <imp@village.org> To: jhunt@lynden.on.ca Cc: questions@FreeBSD.ORG, small@FreeBSD.ORG, ITStaff@wmptl.com Subject: Re: Compact Flash vs ATA Disks Message-ID: <20020620.220903.34566132.imp@village.org> In-Reply-To: <20020610173028.P89310-100000@lethargic.dyndns.org> References: <001401c210a7$f72b2d20$a800000a@transcon> <20020610173028.P89310-100000@lethargic.dyndns.org>
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In message: <20020610173028.P89310-100000@lethargic.dyndns.org>
Jason Hunt <jhunt@lynden.on.ca> writes:
: On Mon, 10 Jun 2002, Communications Machine wrote:
:
: > I need a comparison in terms primarily of performance and reliability
: > between using compact flash to boot vs a standard ATA disk drive on a
: > machine used primarily as a router/firewall.
: >
: [ ... snip ... ]
: >
:
: Check out http://www.freebsd.org/doc/en_US.ISO8859-1/articles/solid-state/
:
: Looks pretty interesting to me. You could do the same with a hard-drive
: that is mounted read-only. The nice part about doing this is that it is
: stateless, so you don't have to wait for fsck if it crashes.
Except that even hard drives that are mounted read-only fail a lot
more than the compact flash. We switched from ata hard disks to
compact flash for our semi-embedded systems about two or so years
ago. We went from getting about 1 disk RMA a week to not having had
any CF RMAs yet.
Warner
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