Date: Wed, 13 Aug 2003 09:25:34 +0200 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> Cc: current@freebsd.org Subject: How to do statistics on benchmarks (101) Message-ID: <1983.1060759534@critter.freebsd.dk>
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In message <200308130721.h7D7LsAk003557@repoman.freebsd.org>, Poul-Henning Kamp
writes:
>phk 2003/08/13 00:21:54 PDT
>
> FreeBSD src repository
>
> Added files:
> tools/tools/ministat Makefile README chameleon iguana
> ministat.c
I just added this small tool to give people a simple way to check the
validity of a benchmark, please use it.
critter# cat chameleon
150
400
720
500
930
critter# cat iguana
50
200
150
400
750
400
150
critter# ./ministat iguana chameleon
x iguana
+ chameleon
+--------------------------------------------------------------------------+
|x * x * + + x +|
| |__________M___|____A_______________M__|A_______________________| |
+--------------------------------------------------------------------------+
N Min Max Median Avg Stddev
x 7 50 750 200 300 238.04761
+ 5 150 930 500 540 299.08193
No difference proven at 95.0% confidence
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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