From owner-freebsd-questions Tue Aug 20 15:28:28 2002 Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 377D837B400 for ; Tue, 20 Aug 2002 15:28:20 -0700 (PDT) Received: from skywalker.rogness.net (skywalker.rogness.net [64.251.173.102]) by mx1.FreeBSD.org (Postfix) with ESMTP id 08D1743E88 for ; Tue, 20 Aug 2002 15:28:17 -0700 (PDT) (envelope-from nick@rogness.net) Received: from localhost (nick@localhost) by skywalker.rogness.net (8.11.3/8.11.3) with ESMTP id g7KMNmT14520; Tue, 20 Aug 2002 16:23:49 -0600 (MDT) (envelope-from nick@rogness.net) Date: Tue, 20 Aug 2002 16:23:44 -0600 (MDT) From: Nick Rogness To: Lord Raiden Cc: FreeBSD Questions Subject: Re: Freebsd and multi-cpu systems In-Reply-To: <4.2.0.58.20020820182847.00a02280@192.168.0.25> Message-ID: <20020820162133.L13764-100000@skywalker.rogness.net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Tue, 20 Aug 2002, Lord Raiden wrote: > Hi all. Just wondering about something. I had someone today who > mentioned to me about doing a Freebsd server with dual P3's and a huge > raid array. The raid I'm cool with. The Dual P3's I'm not. I know > that there's something special that goes into making Freebsd work > correctly on a multi-cpu system and make it work correctly. > > Can anyone tell me how to do this or point me towards a faq on how > this is done? Thanks. I'm sure it involves some kernel hacking and > recompiling, so I'm game for that if need be. Add the following lines (or uncomment them) from the kernel config file and rebuild the kernel: options SMP # Symmetric MultiProcessor Kernel options APIC_IO # Symmetric (APIC) I/O The handbook has instruction on how to rebuild the kernel. The only other thing I've had to do (in some circumstances) is set the OS-Type in the BIOS to LINUX. Nick Rogness - WARNING TO ALL PERSONNEL: Firings will continue until morale improves. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message