From owner-freebsd-questions Tue Apr 4 12:22:25 2000 Delivered-To: freebsd-questions@freebsd.org Received: from implode.root.com (root.com [209.102.106.178]) by hub.freebsd.org (Postfix) with ESMTP id D047937B7D6 for ; Tue, 4 Apr 2000 12:22:23 -0700 (PDT) (envelope-from dg@implode.root.com) Received: from implode.root.com (localhost [127.0.0.1]) by implode.root.com (8.8.8/8.8.5) with ESMTP id MAA13146; Tue, 4 Apr 2000 12:14:50 -0700 (PDT) Message-Id: <200004041914.MAA13146@implode.root.com> To: Michael Robinson Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Large memory In-reply-to: Your message of "Wed, 05 Apr 2000 03:10:23 +0800." <200004041910.DAA67926@netrinsics.com> From: David Greenman Reply-To: dg@root.com Date: Tue, 04 Apr 2000 12:14:50 -0700 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG >How does (Intel) FreeBSD handle systems with more than 2GB of RAM? If one >were to use something like the 8GB Thunder 2500 board, would the VM system >be able to use all of this as filesystem cache? Actually 4GB is the magic number. FreeBSD doesn't currently support memory configurations past 4GB. It requires some significant architectural changes, not the least of which is a rewrite of the pmap layer of the VM system. -DG David Greenman Co-founder/Principal Architect, The FreeBSD Project - http://www.freebsd.org Creator of high-performance Internet servers - http://www.terasolutions.com Pave the road of life with opportunities. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message