Date: Thu, 15 Mar 2007 03:21:17 +0100 From: Danny Pansters <danny@ricin.com> To: freebsd-questions@freebsd.org Subject: Re: Optimizationn questions? Message-ID: <200703150321.18033.danny@ricin.com> In-Reply-To: <20070315011651.GA1524@thought.org> References: <20070315011651.GA1524@thought.org>
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On Thursday 15 March 2007 02:16, Gary Kline wrote: > Two quick one for kernel and/or compiler wizards: first, is > a 400Mz processor considered a 586 (for my KERNELCONF file)? Think its 686 (but really, leaving 486 and 586 in isn't going to slow down booting or anything!) I always say: Use GENERIC unless you have a good reason not to. > Second, is it safe to do a buildworld with -O3? If there are No. It's not supported if things break. > stability concerns, I'll go with the default when I rebuild my > 6.2 systems. The defaults should be fine. Also, like I said consider just using GENERIC and load the odd kmod if needed. Generally it's less headache and equal performance. > thanks in advance, > > gary Cheers, Dan
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