Date: Fri, 26 Nov 1999 08:50:32 -0700 (MST) From: george@WWW.TIMANDPATRICK.COM To: Micke Josefsson <mj@isy.liu.se> Cc: freebsd-questions@FreeBSD.ORG, Peter Sidow <psi@munich.sgi.com> Subject: RE: Multiple=?us-ascii?Q?_CPU=B4s?= ? Message-ID: <XFMail.991126085032.george@vagner.com> In-Reply-To: <XFMail.991126152207.mj@isy.liu.se>
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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
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