From owner-freebsd-questions@FreeBSD.ORG Fri Mar 3 11:10:56 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id E383216A423 for ; Fri, 3 Mar 2006 11:10:56 +0000 (GMT) (envelope-from xfb52@dial.pipex.com) Received: from asmtp-out5.blueyonder.co.uk (asmtp-out5.blueyonder.co.uk [195.188.213.64]) by mx1.FreeBSD.org (Postfix) with ESMTP id 10BC043D55 for ; Fri, 3 Mar 2006 11:10:55 +0000 (GMT) (envelope-from xfb52@dial.pipex.com) Received: from [82.41.254.103] (helo=[192.168.0.2]) by asmtp-out5.blueyonder.co.uk with esmtp (Exim 4.52) id 1FF8BP-0003Z4-Te; Fri, 03 Mar 2006 11:10:51 +0000 Message-ID: <44082439.6070101@dial.pipex.com> Date: Fri, 03 Mar 2006 11:10:49 +0000 From: Alex Zbyslaw User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-GB; rv:1.7.12) Gecko/20051106 X-Accept-Language: en MIME-Version: 1.0 To: Nikolas Britton References: <61560.207.70.139.52.1139628926.squirrel@www.compedgeracing.com> <50778.207.70.139.52.1140002253.squirrel@www.compedgeracing.com> <43F3EDD6.80707@mra.co.id> <44052663.7000802@mra.co.id> <440565FF.3030002@mra.co.id> <44058D9E.3010801@dial.pipex.com> <440675E0.1020204@mra.co.id> <4406CB4D.5050300@dial.pipex.com> <44072515.6080105@dial.pipex.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Liste FreeBSD Subject: Re: SATA Raid (stress test..) X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 03 Mar 2006 11:10:57 -0000 Nikolas Britton wrote: >>Please can you be careful when you attribute your comments. You've sent >>this email "to" me, and left only my name in the attributions as if I >>were someone suggesting either dd or diskinfo as accurate benchmarks, >>when in fact my contribution was to suggest unixbench and sandra-lite. >>Maybe you hate those too, in which case you can quote what I said >>in-context and rubbish that at your pleasure. >> >> > >Yes I see your point, it does look like I'm replying to something you >wrote. This was a oversight and I am sorry. > > OK. >Remember that 105MB/s number I quoted above?, that's just the >sustained read transfer rate for a big ass file, I don't need to work >with big ass files. I need to work with 15MB files (+/- 5MB). After >buying the right disks, controller, mainboard etc. and lots of tuning >with the help of iozone I get: 200 - 350MB/s overall (read, write, >etc.) for files less then or equal to 64MB*. > >So anyways, that's what iozone can do for you. google it and you'll >find out more stuff about it. > > Thanks for the info. I think I can only dream about numbers like like yours. Iozone looks to be in the ports so I see some of my weekend disappearing looking at it :-) Best, --Alex