From owner-freebsd-amd64@FreeBSD.ORG Sun Jul 3 01:02:24 2005 Return-Path: X-Original-To: freebsd-amd64@freebsd.org Delivered-To: freebsd-amd64@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id AFA5316B56F; Sun, 3 Jul 2005 01:02:07 +0000 (GMT) (envelope-from ps@mu.org) Received: from elvis.mu.org (elvis.mu.org [192.203.228.196]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2597D453C2; Sun, 3 Jul 2005 00:52:40 +0000 (GMT) (envelope-from ps@mu.org) Received: by elvis.mu.org (Postfix, from userid 1000) id 05B1B5E004; Sat, 2 Jul 2005 17:08:31 -0700 (PDT) X-Original-To: ps@mu.org Delivered-To: ps@mu.org Received: from mx2.freebsd.org (mx2.freebsd.org [216.136.204.119]) by elvis.mu.org (Postfix) with ESMTP id 38B3F5CADC for ; Mon, 23 May 2005 08:08:25 -0700 (PDT) Received: from hub.freebsd.org (hub.freebsd.org [216.136.204.18]) by mx2.freebsd.org (Postfix) with ESMTP id D838356F6E; Mon, 23 May 2005 15:08:01 +0000 (GMT) (envelope-from owner-freebsd-arch@freebsd.org) Received: from hub.freebsd.org (localhost [127.0.0.1]) by hub.freebsd.org (Postfix) with ESMTP id 6FFC116A422; Mon, 23 May 2005 15:08:01 +0000 (GMT) (envelope-from owner-freebsd-arch@freebsd.org) X-Original-To: freebsd-arch@freebsd.org 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 2764F16A41C; Mon, 23 May 2005 14:50:08 +0000 (GMT) (envelope-from jkim@niksun.com) Received: from anuket.mj.niksun.com (gwnew.niksun.com [65.115.46.162]) by mx1.FreeBSD.org (Postfix) with ESMTP id C7EED43D1F; Mon, 23 May 2005 14:50:07 +0000 (GMT) (envelope-from jkim@niksun.com) Received: from [10.70.0.244] (daemon.mj.niksun.com [10.70.0.244]) by anuket.mj.niksun.com (8.13.1/8.13.1) with ESMTP id j4NEqJoG007820; Mon, 23 May 2005 10:52:20 -0400 (EDT) (envelope-from jkim@niksun.com) From: Jung-uk Kim Organization: Niksun, Inc. To: obrien@freebsd.org User-Agent: KMail/1.6.2 References: <200505191431.08189.jkim@niksun.com> <20050523052211.GA65514@dragon.NUXI.org> In-Reply-To: <20050523052211.GA65514@dragon.NUXI.org> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit Message-Id: <200505231049.55883.jkim@niksun.com> X-Virus-Scanned: ClamAV 0.83/889/Sun May 22 06:18:49 2005 on anuket.mj.niksun.com X-Virus-Status: Clean X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Sender: owner-freebsd-arch@freebsd.org Errors-To: owner-freebsd-arch@freebsd.org X-Spam-Checker-Version: SpamAssassin 3.0.3 (2005-04-27) on elvis.mu.org X-Spam-Status: No, score=-2.5 required=5.0 tests=AWL,BAYES_00,SPF_HELO_PASS, SPF_PASS autolearn=ham version=3.0.3 X-Spam-Level: Cc: rwatson@freebsd.org, freebsd-amd64@freebsd.org, freebsd-arch@freebsd.org Subject: Re: AMD64 NUMA-awareness? X-BeenThere: freebsd-amd64@freebsd.org List-Id: Porting FreeBSD to the AMD64 platform List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Date: Sun, 03 Jul 2005 01:02:25 -0000 X-Original-Date: Mon, 23 May 2005 10:49:55 -0400 X-List-Received-Date: Sun, 03 Jul 2005 01:02:25 -0000 On Monday 23 May 2005 01:22 am, David O'Brien wrote: > On Thu, May 19, 2005 at 02:31:08PM -0400, Jung-uk Kim wrote: > > I am not sure about the meaning of 'true NUMA capable machines' > > but AMD64 is ccNUMA unless I am completely mistaken, and > > FreeBSD/amd64 is well-supported. Even multicore processors are > > available now > > ..snip.. > > I am working on extracting the CPU & memory topology on AMD Opteron > machines. For Athlon64 X2 (dual-core) there is nothing for FreeBSD > to do differently than today. Great. I am assuming you're working on ACPI SRAT/SLIT parsing, correct? > Once I have the ability to nicely express the topology on an > Opteron system, there are two heavy hitters that have said they > will consume the bits and work on optimizing FreeBSD for Opteron > systems. If you need any help, let me know. > For Intel dual-core HTT systems, there aren't any NUMA > characteristics I'm aware of. I believe you are correct. Jung-uk Kim > -- > -- David  (obrien@FreeBSD.org) _______________________________________________ freebsd-arch@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-arch To unsubscribe, send any mail to "freebsd-arch-unsubscribe@freebsd.org"