Date: Wed, 27 Feb 2013 23:27:52 +0100 From: "Michael Ross" <gmx@ross.cx> To: freebsd-questions@freebsd.org, "Frederico Costa" <fredports@mufley.com> Subject: Re: Performance Related Question Message-ID: <op.ws6rcqqsg7njmm@michael-think> In-Reply-To: <8d801e895617b492ddf724b6ce980448@www.mufley.com> References: <8d801e895617b492ddf724b6ce980448@www.mufley.com>
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On Wed, 27 Feb 2013 23:05:44 +0100, Frederico Costa <fredports@mufley.com> wrote: > Hi everyone... > > I have a kind of interesting question when comes to performance of > FreeBSD in different HW. i am not trying to come up with a scientific > reason for measuring performance. :-) > > It is just a curiosity, and of course to see if i understand it and > improve performance of my systems. > > i am running 2 systems at the moment, lets call them S1 and S2, > running FreeBSD 9.1-RELEASE-p1 amd64: > > S1: > Intel Core2 Duo E6550 @ 2.33GHz > 2GB RAM > 500GB disk (not important probably just for reference) > > S2: > 2x Dual-Core AMD Opteron 2216 2.4GHz > 14GB Ram > 320GB disk (not important probably just for reference) > > Both the systems are running more or less the same sw, apache, imap > server, postfix, and the needed perl/php/python and running very light > load. Also both are using a GENERIC kernel and not running X, they are > just text based :-) > > From cpubenchmark.net the cpu performance index are for s1: 1501 and > s2: 1518, so very similar. > > As i felt the AMD system seemed slower when comes to compiling, i just > done a "performance test" which was "make buildworld" on both of > systems from scratch and the times are: > > S1: 2h 12m > S2: 2h 59m > If I read you right, you didn't ``make -jX buildworld'', with X being the number of processes to spawn, so you used just one core on either machine. Buildworld does a lot of I/O, so disk speed is relevant. Regards, Michael
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