From owner-freebsd-arch Sun Oct 13 15: 4:44 2002 Delivered-To: freebsd-arch@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3FFDD37B401 for ; Sun, 13 Oct 2002 15:04:43 -0700 (PDT) Received: from platon.gneto.com (as6-1-5.kr.m.bonet.se [217.215.84.52]) by mx1.FreeBSD.org (Postfix) with ESMTP id 3FE0843E8A for ; Sun, 13 Oct 2002 15:04:42 -0700 (PDT) (envelope-from martin@mullet.se) Received: from mullet.se (unknown [192.168.1.10]) by platon.gneto.com (Postfix) with ESMTP id 52FA54D9F; Mon, 14 Oct 2002 00:04:40 +0200 (CEST) Message-ID: <3DA9EE01.6070701@mullet.se> Date: Mon, 14 Oct 2002 00:04:49 +0200 From: Martin Nilsson User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.1) Gecko/20020826 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Terry Lambert Cc: arch@FreeBSD.ORG Subject: Re: Database indexes and ram References: <200210082051.g98KpjU1084793@apollo.backplane.com> <3DA4C271.37AACAA3@softweyr.com> <20021012135245.A16453@infradead.org> <20021012.150616.129769790.imp@bsdimp.com> <20021013133106.C15151@infradead.org> <3DA9B4E1.1257DAA8@mindspring.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: quoted-printable Sender: owner-freebsd-arch@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Terry Lambert wrote: > Christoph Hellwig wrote: >>>Unless the card is 64bit, it can't DMA past 4G. >>Right. But if you have a server with > 4GB memory you usually have >>thos cards. Dito for the non-PCI devices. >=20 > Name one motherboard with more than 2 64 bit PCI slots. The high end of todays dual P4 Xeon boards come with only 64-bit PCI=20 slots, they also accept up to 16GB of memory. The low cost boards come with 2-3 32-bit PCI slots and a cople of 64-bit = ones they takes up to 8-12GB of memory. Why not take a look yourself: http://www.supermicro.com/Product_page/product-m1.htm /Martin --=20 Martin Nilsson, CTO & Founder, Mullet Scandinavia AB, Malm=F6, SWEDEN E-mail: martin@mullet.se, Phone: +46-(0)708-606170 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message