From owner-freebsd-hackers Thu Apr 19 4:49: 8 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from erouter0.it-datacntr.louisville.edu (erouter0.it-datacntr.louisville.edu [136.165.1.36]) by hub.freebsd.org (Postfix) with ESMTP id A10E537B496 for ; Thu, 19 Apr 2001 04:49:04 -0700 (PDT) (envelope-from keith.stevenson@louisville.edu) Received: from osaka.louisville.edu (osaka.louisville.edu [136.165.1.114]) by erouter0.it-datacntr.louisville.edu (Postfix) with ESMTP id 440581045 for ; Thu, 19 Apr 2001 07:49:04 -0400 (EDT) Received: by osaka.louisville.edu (Postfix, from userid 15) id EC2DC18613; Thu, 19 Apr 2001 07:49:03 -0400 (EDT) Date: Thu, 19 Apr 2001 07:49:03 -0400 From: Keith Stevenson To: freebsd-hackers@FreeBSD.ORG Subject: Re: The future of multiprocessors (was: SMP in 2.4 (fwd)) Message-ID: <20010419074903.B28694@osaka.louisville.edu> References: <5.0.2.1.0.20010418190439.03633920@mail.etinc.com> <20010419121051.D72816@wantadilla.lemis.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20010419121051.D72816@wantadilla.lemis.com>; from grog@lemis.com on Thu, Apr 19, 2001 at 12:10:51PM +0930 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thu, Apr 19, 2001 at 12:10:51PM +0930, Greg Lehey wrote: > More to the point, the processors of the not-too-distant future will > have multiple processors on the single die. Multiprocessors are here > to stay. That day will be here in Q4 2001. IBM is planning to launch a new system based on the Power4 processor. According to the design papers I've read, the Power4 has two processor cores per die. Big computing it certainly not going away. SMP may not be the most efficient design, but NUMA appears to have a lot of promise. Regards, --Keith Stevenson-- -- Keith Stevenson System Programmer - Data Center Services - University of Louisville keith.stevenson@louisville.edu GPG key fingerprint = 332D 97F0 6321 F00F 8EE7 2D44 00D8 F384 75BB 89AE To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message