From owner-freebsd-stable@FreeBSD.ORG Tue May 8 06:04:58 2007 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id CC32916A403 for ; Tue, 8 May 2007 06:04:58 +0000 (UTC) (envelope-from marsgmiro@gmail.com) Received: from wr-out-0506.google.com (wr-out-0506.google.com [64.233.184.238]) by mx1.freebsd.org (Postfix) with ESMTP id 8C02F13C489 for ; Tue, 8 May 2007 06:04:58 +0000 (UTC) (envelope-from marsgmiro@gmail.com) Received: by wr-out-0506.google.com with SMTP id 70so1750651wra for ; Mon, 07 May 2007 23:04:57 -0700 (PDT) DKIM-Signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=p/ZAE4AAq++RddvL2ITQc6reTovhJ0smDgsG6TrECuyxnZbtBVVU9uHw+yMkh2cAFc1PNuhDTctyUXQeoUlBnxBmK9XPAKXGn6SnZHC7C8gTBdqJQ4vKYQjdhVOa7rzaqW7gioFxXpZ2Bm+KhE7QUxdahQZjjF1ckq64xoeClAM= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=gtIm17pg2az1FfoS32FM7/kQmMIE0fss32euhmOvLj4zcK3OGavADB0yv8gYJM9syoNICzg5VJ1l4cgDLyX5AKEpSZmaRIMJX/F+QTLVg7mE+D4robq9OM3pRedK3c1d4AU8RkmHWFZ91r3VvbKhJVBAKXooaKnelo9fmj97H5Q= Received: by 10.114.161.11 with SMTP id j11mr2482813wae.1178604297201; Mon, 07 May 2007 23:04:57 -0700 (PDT) Received: by 10.114.59.16 with HTTP; Mon, 7 May 2007 23:04:57 -0700 (PDT) Message-ID: <28edec3c0705072304q1ade867ck3fbc55cbba10e9b2@mail.gmail.com> Date: Tue, 8 May 2007 14:04:57 +0800 From: "Mars G. Miro" To: "Kris Kennaway" In-Reply-To: <20070508043712.GA62947@xor.obsecurity.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <28edec3c0705071447t64eb6ea1n7a18550d4af6d883@mail.gmail.com> <200705072228.l47MSCSr048972@lurza.secnetix.de> <28edec3c0705072045s18a2cb53ia4f66030e4e3fb22@mail.gmail.com> <20070508043712.GA62947@xor.obsecurity.org> Cc: freebsd-stable@freebsd.org Subject: Re: mfs and buildworlds on the SunFire x4600 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 08 May 2007 06:04:58 -0000 On 5/8/07, Kris Kennaway wrote: > On Tue, May 08, 2007 at 11:45:12AM +0800, Mars G. Miro wrote: > > > that or, does mfs speeding things up really work? remains to be > > seen ... > > Of course it does...even the fastest disk hardware on the market > (well, as of a year ago) is several times slower than memory writing, > and commodity disk hardware is orders of magnitude slower. Yes, I > have the measurements to prove this: > > http://people.freebsd.org/~kris/scaling/Filesystem%20Performance.pdf > That was the paper I was referring to in my 1st email. Do you still have your scripts that you could prolly make publicly available? As some of you might have noticed already, I have a plethora of exotic machines and hardware on my hands that i could test FreeBSD on ;-) > Kris > cheers mars