Date: Fri, 20 Dec 2002 18:04:23 -0600 From: Dan Nelson <dnelson@allantgroup.com> To: Francisco Reyes <lists@natserv.com> Cc: FreeBSD SMP <freebsd-smp@FreeBSD.ORG> Subject: Re: Looking for FreeBSD basic SMP info Message-ID: <20021221000422.GC7113@dan.emsphone.com> In-Reply-To: <20021220171659.H10431-100000@zoraida.natserv.net> References: <20021220171659.H10431-100000@zoraida.natserv.net>
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In the last episode (Dec 20), Francisco Reyes said: > Got FreeBSD SMP running on a Compaq. > Wondering of any links or basic info on things unique to SMP. > This is the first FreeBSD machine I have configured for SMP. > In particular I would like to read about SMP kernel options. > > At http://people.freebsd.org/~fsmp/SMP/getstarted.html there are mentions > to some options which no longer seem to work. If I remember correct the > options not recognized where: > # The number of busses, > defaults to 4: > options NBUS=4 > # The number of IO APICs on the motherboard, defaults to 1. > options NAPIC=1 > # The total number of INTs provided by the motherboard, defaults to 24: > options NINTR=24 Those are all obsolete now. The kernel detecs the correct values at boot time. All you need to enable SMP are: options SMP # Symmetric MultiProcessor Kernel options APIC_IO # Symmetric (APIC) I/O The 4.* smp manpage is pretty much useless, but the one in 5.0 does mention these options. -- Dan Nelson dnelson@allantgroup.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
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