Date: Tue, 25 Nov 2008 18:36:57 +0100 From: Roman Divacky <rdivacky@freebsd.org> To: Ivan Voras <ivoras@freebsd.org> Cc: freebsd-performance@freebsd.org Subject: Re: FreeBSD 7.1 BETA 2 vs Opensolaris vs Ubuntu performance Message-ID: <20081125173657.GA50429@freebsd.org> In-Reply-To: <gggmbb$un6$1@ger.gmane.org> References: <DE23C2B055DA4BC683BDCAA95FF7B736@multiplay.co.uk> <gggmbb$un6$1@ger.gmane.org>
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On Tue, Nov 25, 2008 at 12:08:27PM +0100, Ivan Voras wrote: > Steven Hartland wrote: > > http://www.phoronix.com/scan.php?page=article&item=os_threeway_2008&num=1 > > > > Was interesting until I saw this:- > > > > The results seem well within expectations, for the sort of benchmarks > they did: there is little difference between the systems. Depending on > the details of how they did the benchmarks and how they processed the > results (if at all), the results can even be within the margin of error > (i.e. useless for mutual comparison except to show the systems are all > very similar). > > The benchmarks they did are mostly focused on number crunching and do > not even touch the area of system scalability to multiple CPUs, which > could have been easily done but they chose not to. Number crunching is a > bad choice for system scalability measure because down to the metal, all > systems use similar compilers and there's nothing the OS can do to I believe most of the synthetic numbers (mp3 encoding etc.) difference comes from the different version of gcc the different OS uses...help
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