From owner-freebsd-questions Fri Nov 26 7:50:39 1999 Delivered-To: freebsd-questions@freebsd.org Received: from cx264598-a.mesa1.az.home.com (cx264598-a.mesa1.az.home.com [24.14.27.99]) by hub.freebsd.org (Postfix) with ESMTP id 1364914BE6 for ; Fri, 26 Nov 1999 07:50:36 -0800 (PST) (envelope-from root@cx264598-a.mesa1.az.home.com) Received: (from root@localhost) by cx264598-a.mesa1.az.home.com (8.9.3/8.9.3) id IAA02309; Fri, 26 Nov 1999 08:50:32 -0700 (MST) (envelope-from root) Message-ID: X-Mailer: XFMail 1.4.0 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: Date: Fri, 26 Nov 1999 08:50:32 -0700 (MST) From: george@WWW.TIMANDPATRICK.COM To: Micke Josefsson Subject: RE: Multiple=?us-ascii?Q?_CPU=B4s?= ? Cc: freebsd-questions@FreeBSD.ORG, Peter Sidow Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG tyan 1668 dual Ppro's works great on SMP. On 26-Nov-99 Micke Josefsson wrote: > > On 26-Nov-99 Peter Sidow wrote: >> Hi, >> I am running at home an older version ( 2.2.5 I think ) and know that >> that version is only good for one CPU. >> But does 3.3 support multiple cpu´s? I have a giga motherboard with two >> I 586 and would like to use both >> processors. I looked into the kernel configuration file from the >> handbook but there is still no choice for selecting >> two ore more cpu´s. >> >> Regards and thanks! > First you will need at least version 3.0. > > > Look into /usr/src/sys/i386/conf/GENERIC > > there you will find: > ># To make an SMP kernel, the next two are needed >#options SMP # Symmetric MultiProcessor Kernel >#options APIC_IO # Symmetric (APIC) I/O ># Optionally these may need tweaked, (defaults shown): >#options NCPU=2 # number of CPUs >#options NBUS=4 # number of busses >#options NAPIC=1 # number of IO APICs >#options NINTR=24 # number of INTs > > I just uncommented the two first options and recompiled the kernel. At the > next > boot both processors came up. > > With the 'top' command you'll have an extra column indicating which CPU is > doing what. > > My motherboard TYAN 1669(?) needed its BIOS updated, but all was easy after > that. > > Hope it helps a bit. > /Micke > > > ---------------------------------- > Michael Josefsson, MSEE > mj@isy.liu.se > > This message was sent by XFMail > running on FreeBSD 3.1 > ---------------------------------- > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message ---------------------------------- E-Mail: george@vagner.com Date: 26-Nov-99 Time: 08:49:36 Baker's First Law of Federal Geometry: A block grant is a solid mass of money surrounded on all sides by governors. This message was sent using FreeBSD Unix. ---------------------------------- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message