Date: Fri, 25 May 2001 12:51:01 -0700 (PDT) From: Matt Dillon <dillon@earth.backplane.com> To: Dave Hayes <dave@jetcafe.org> Cc: hackers@FreeBSD.ORG Subject: Re: Benchmarking FreeBSD (was Re: technical comparison) Message-ID: <200105251951.f4PJp1b42293@earth.backplane.com> References: <200105250638.XAA06408@hokkshideh.jetcafe.org>
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:Jordan Hubbard <jkh@osd.bsdi.com> writes:
:> Erm, folks? Can anyone please tell me what this has to do with
:> freebsd-hackers any longer?
:
:While the thread has diverged from it's original intent, there is
:something related I consider to be a more interesting topic. If it's
:still not appropriate for hackers, please let me know.
:
:When people are doing benchmarks, I noted that there are -lots- of
:little sysctl tweaks or kernel tweaks that tend to make a big
:difference in the results.
:
:I know it is possible to define some sort of abstraction that uniquely
:specifies a complete (and/or relevant) set of these tweaks when
:comparing benchmarks. Does this already exist, and if not, how hard
:would it be to catalog every single relavent tunable parameter in a
:FreeBSD system?
:------
:Dave Hayes - Consultant - Altadena CA, USA - dave@jetcafe.org
:>>> The opinions expressed above are entirely my own <<<
Well, it's been done before. The problem is that the landscape changes
every time we do a new release.
I did a 'security' man page a while ago (which is still mostly relevant).
I suppose I could do a 'performance' man page.
-Matt
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