Date: Tue, 25 Nov 2008 19:06:25 +0100 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-performance@freebsd.org Subject: Re: FreeBSD 7.1 BETA 2 vs Opensolaris vs Ubuntu performance Message-ID: <ggher5$qq0$2@ger.gmane.org> In-Reply-To: <20081125173657.GA50429@freebsd.org> References: <DE23C2B055DA4BC683BDCAA95FF7B736@multiplay.co.uk> <gggmbb$un6$1@ger.gmane.org> <20081125173657.GA50429@freebsd.org>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigEBB76886489FF35CA724C7FF Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Roman Divacky wrote: > On Tue, Nov 25, 2008 at 12:08:27PM +0100, Ivan Voras wrote: >> Steven Hartland wrote: >>> http://www.phoronix.com/scan.php?page=3Darticle&item=3Dos_threeway_20= 08&num=3D1 >>> >>> 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 erro= r >> (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, a= ll >> systems use similar compilers and there's nothing the OS can do to >=20 > I believe most of the synthetic numbers (mp3 encoding etc.) difference > comes from the different version of gcc the different OS uses... You're very likely right. Ubuntu 8.10 has gcc 4.3.x - it could make for the small difference in gzip and 7z compression performance. --------------enigEBB76886489FF35CA724C7FF Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iEYEARECAAYFAkksPqEACgkQldnAQVacBchyFgCdEh5iQeg+Paq/1HjjyRtPikj1 alsAn3ycA1yTkNKxCZQ/ekHT/71xh+zE =zNPW -----END PGP SIGNATURE----- --------------enigEBB76886489FF35CA724C7FF--
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