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Date:      Sat, 12 Mar 2011 20:43:54 -0300
From:      =?ISO-8859-1?Q?Vin=EDcius_Zavam?= <egypcio@googlemail.com>
To:        Poul-Henning Kamp <phk@phk.freebsd.dk>
Cc:        freebsd-performance@freebsd.org, freebsd-current@freebsd.org, Martin Matuska <mm@freebsd.org>
Subject:   Re: FreeBSD Compiler Benchmark: gcc-base vs. gcc-ports vs. clang
Message-ID:  <AANLkTinOrNfq5FBOPkXcExjN=mzZCKazxeG8BMJNFVer@mail.gmail.com>
In-Reply-To: <60071.1299936937@critter.freebsd.dk>
References:  <4D7B44AF.7040406@FreeBSD.org> <60071.1299936937@critter.freebsd.dk>

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2011/3/12 Poul-Henning Kamp <phk@phk.freebsd.dk>:
> In message <4D7B44AF.7040406@FreeBSD.org>, Martin Matuska writes:
>
>
> Thanks a lot for doing this properly.
>
>>What significance level should I take?
>
> I think I set ministat(1) to use 95 % confidence level by default
> and that is in general a pretty safe bet (1 in 20 chance)
>
>>I hope this approach is better :)
>
> Much, much better.
>
> As I said, this was not to go after you personally, but to point
> out that we need to be more rigorous with benchmarks in general.
>
> --
> Poul-Henning Kamp =A0 =A0 =A0 | UNIX since Zilog Zeus 3.20
> phk@FreeBSD.ORG =A0 =A0 =A0 =A0 | TCP/IP since RFC 956
> FreeBSD committer =A0 =A0 =A0 | BSD since 4.3-tahoe
> Never attribute to malice what can adequately be explained by incompetenc=
e.

i'm still curious about things like CPUTYPE=3D and -march=3D configured as
native, gentlemen.
is it the "golden egg" to use with our system or not? why "natives"
aren't in the benchs?

/me feels confused.


--=20
Vin=EDcius Zavam
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