Date: Wed, 15 Apr 1998 07:46:24 +0200 From: Andreas Klemm <andreas@klemm.gtn.com> To: dyson@FreeBSD.ORG, tarkhil@asteroid.svib.ru Cc: smp@FreeBSD.ORG, hackers@FreeBSD.ORG Subject: Re: SMP performance decrease? Message-ID: <19980415074624.16625@klemm.gtn.com> In-Reply-To: <199804142143.QAA04770@dyson.iquest.net>; from John S. Dyson on Tue, Apr 14, 1998 at 04:43:21PM -0500 References: <199804141149.PAA19398@asteroid.svib.ru> <199804142143.QAA04770@dyson.iquest.net>
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On Tue, Apr 14, 1998 at 04:43:21PM -0500, John S. Dyson wrote: > [SNIP] > Bottom line: you are running a low level benchmark, and low level > benchmarks don't meassure loaded system performances very well. :-(. Very very true. Look at my signature, although your low level benchmark tells you a performance decrease in certain areas, SMP speeds up your system in "real world applications(tm)" up to factor 1.9 ! See the figures and try it out yourself. Reply-To set to freebsd-smp, to avoid crossposts. -- Andreas Klemm http://www.FreeBSD.ORG/~andreas What gives you 90% more speed, for example in kernel compilation ? http://www.FreeBSD.ORG/~fsmp/SMP/akgraph-a/graph1.html powered by ,,symmetric multiprocessor FreeBSD'' To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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