From owner-freebsd-arch Sun Oct 13 11: 2:28 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 D56A337B401 for ; Sun, 13 Oct 2002 11:02:27 -0700 (PDT) Received: from flamingo.mail.pas.earthlink.net (flamingo.mail.pas.earthlink.net [207.217.120.232]) by mx1.FreeBSD.org (Postfix) with ESMTP id 817E843E8A for ; Sun, 13 Oct 2002 11:02:27 -0700 (PDT) (envelope-from tlambert2@mindspring.com) Received: from pool0507.cvx40-bradley.dialup.earthlink.net ([216.244.43.252] helo=mindspring.com) by flamingo.mail.pas.earthlink.net with esmtp (Exim 3.33 #1) id 180n4D-0001UI-00; Sun, 13 Oct 2002 11:02:17 -0700 Message-ID: <3DA9B4E1.1257DAA8@mindspring.com> Date: Sun, 13 Oct 2002 11:01:05 -0700 From: Terry Lambert X-Mailer: Mozilla 4.79 [en] (Win98; U) X-Accept-Language: en MIME-Version: 1.0 To: Christoph Hellwig Cc: "M. Warner Losh" , wes@softweyr.com, dillon@apollo.backplane.com, vova@sw.ru, nate@root.org, 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> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit 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 Christoph Hellwig wrote: > On Sat, Oct 12, 2002 at 03:06:16PM -0600, M. Warner Losh 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. Name one motherboard with more than 2 64 bit PCI slots. -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message