From owner-freebsd-questions  Mon Sep 10  1:23:56 2001
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Date: Mon, 10 Sep 2001 02:23:21 -0600 (MDT)
From: FreeBSD <freebsd@XtremeDev.com>
To: Matthias Bartels <mbartels@genie.de>
Cc: "questions@freebsd.org" <questions@freebsd.org>
Subject: Re: harddisk performance
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On Mon, 10 Sep 2001, Matthias Bartels wrote:

> Servus,
>
> hi some weeks ago i kicked my linux and became a freebsd user and i am
> really happy with my decision.
>
> But i have still one problem, my harddisk performance.
>
> i am using a maxtor U/DMA 100 drive, and freebsd is using U/DMA 100
> Kernelmessage:
>
> ad0: 38182MB <MAXTOR 4K040H2> [77578/16/63] at ata0-master UDMA100
>
> my problem is performance when writing to the disk, that's why i made
> a benchmark with bonnie
>
> this are the results:
>
> Machine    MB 100
>
> -------Sequential Output-----
> ----Per Char- --Block--- -Rewrite--
>  K/sec %CPU    K/sec %CPU  K/sec %CPU
>  7628 13.5     8434  5.5   8746  6.9
>
> ---Sequential Input--
> -Per Char- --Block---
> K/sec %CPU  K/sec  %CPU
> 42264 100.0 235777 100.0
>
> --Random--
> /sec    %CPU
> 27737.9 99.8
>
>
> as you can see, the reading performance is ok, but writing
> performance? :(
>
> does anybody know what i am doing wrong??
> Thank you
>
> M.Bartels
>
>
> Ringtones, Logos und crazy Mailbox Ansagen f=FCr Dein Nokia-Handy @
> www.genie.de
>
>
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