Date: Wed, 04 Mar 1998 13:11:36 -0800 From: Mike Smith <mike@smith.net.au> To: Joao Carlos Mendes Luis <jonny@coppe.ufrj.br> Cc: hardware@FreeBSD.ORG Subject: Re: TX Chipset and more than 64M Ram Message-ID: <199803042111.NAA22320@dingo.cdrom.com> In-Reply-To: Your message of "Wed, 04 Mar 1998 17:57:53 -0300." <199803042057.RAA09986@gaia.coppe.ufrj.br>
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> #define quoting(Mike Smith) > // > Hi, > // > > // > What kind of problem could I expect from FreeBSD if I run a TX > // > chipset motherboard with 128M RAM ? > // > // Your performance will suck. > // > // > This chipset can only cache > // > 64M. Anything other than performance ? Is it possible to force > // > FreeBSD to use the low 64M preferentially ? > // > // Take the top 64M out. > > Isn't this worse ? Well, that depends. It forces you to think of the machine as having 64M, which is sensible, as opposed to having 128M. > // Seriously, it's going to cost you less to replace the board with one > // wearing an HX chipset than the time that the TX board will waste you. > > The problem is that the original HX board for this server is failing. > I'm trying to buy an PII FX board, but until that I needed something > with memory. Swapping would be worst that having some more wait > states in memory, would not ? > > My worries are more with memory coerence, or some strange effect, > other than performance only. Ah. You should have said that you wanted to use it as a stopgap. The TX board will work "correctly", it's just that, depending on what you're doing, your performance may not be acceptable. -- \\ Sometimes you're ahead, \\ Mike Smith \\ sometimes you're behind. \\ mike@smith.net.au \\ The race is long, and in the \\ msmith@freebsd.org \\ end it's only with yourself. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message
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