Date: Sun, 5 Dec 2010 12:55:32 -0500 From: Chris Brennan <xaero@xaerolimit.net> To: Jorge Biquez <jbiquez@intranet.com.mx> Cc: freebsd-questions@freebsd.org Subject: Re: Need to compile kernel for 2 or more processors? Message-ID: <AANLkTi=bbhvpo4ygKkdyZhqtjVZnzPJwS5ocx%2BB3%2B2%2Bm@mail.gmail.com> In-Reply-To: <3374415662-437629193@intranet.com.mx> References: <3374415662-437629193@intranet.com.mx>
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On Sun, Dec 5, 2010 at 12:39 PM, Jorge Biquez <jbiquez@intranet.com.mx>wrote: > Hello all. > > I hope this question does not sound so stupid. I am sorry in advance. > > I am doing my guideline of the activities I need to do to change an old 2 > processors INtel 386 machine with 1GB of ram and 30GB of hard disk. The > machine is working fine but after more than 10 years of working will be > replaced for a new machine (could be an i3, i7, or xeon maybe). This one > will be honored and will continue working as our secondary DNS. Actually is > running Freebsd version 7.3 PRERELEASE . I will updated to 7.3 RELEASE. > This machine has 2 physical processors and I remember that on old version > of FreeBSD I have to compile the kernel so the second processor could be > seen. I still do not know aht processor will be but I am looking for the > strongest and cheapest combination of motherboard and processor. Anyway, I > was wondering, if it is only one physycal processor with 2-4 embedded (xeon > by exmaple) > > I guess that actually we do not have to change the kernel so all > processors can be seen? Am I right ? > > By the way, if you can suggest based on experience the best combination on > price performance of motherboard/processor to follow (not necessary the > latest one) please let me know. > > Thanks in advance > > Jorge Biquez > > IIRC, FreeBSD7+ kernels are compiled w/ SMP already, atleast I know my FBSD7.3 box is compiled w/ it and it's been that way since I installed it like 3 years ago. Multicore CPU's are realistically cheap, Dual and Quad Core CPU's would run you somewhere between $50-$100 in the U.S. Now as for a Multi-Core/Multi-CPU setup, that would cost you considerably more. Especially if you want more then 2 Multi-Core CPU's. pricewatch.com is a great place to judge prices (again, in the U.S.) HTH, C-
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