From owner-freebsd-questions@FreeBSD.ORG Mon Jun 4 23:07:40 2007 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 9A33F16A469 for ; Mon, 4 Jun 2007 23:07:40 +0000 (UTC) (envelope-from tundra@tundraware.com) Received: from eskimo.tundraware.com (eskimo.tundraware.com [66.92.130.161]) by mx1.freebsd.org (Postfix) with ESMTP id 51ECA13C45A for ; Mon, 4 Jun 2007 23:07:40 +0000 (UTC) (envelope-from tundra@tundraware.com) Received: from [192.168.0.2] (viper.tundraware.com [192.168.0.2]) (authenticated bits=0) by eskimo.tundraware.com (8.13.8/8.13.8) with ESMTP id l54N7WI9057621 (version=TLSv1/SSLv3 cipher=DHE-DSS-AES256-SHA bits=256 verify=NO); Mon, 4 Jun 2007 18:07:33 -0500 (CDT) (envelope-from tundra@tundraware.com) Message-ID: <46649B33.6040107@tundraware.com> Date: Mon, 04 Jun 2007 18:07:31 -0500 From: Tim Daneliuk Organization: TundraWare Inc. User-Agent: Thunderbird 1.5.0.12 (Windows/20070509) MIME-Version: 1.0 To: Kris Kennaway References: <466451CA.6020108@tundraware.com> <4664572A.4060003@freebsd.org> <3aaaa3a0706041254r257e1480g872faa6e504df6dc@mail.gmail.com> <20070604223021.GA31853@rot13.obsecurity.org> In-Reply-To: <20070604223021.GA31853@rot13.obsecurity.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-tundraware.com-MailScanner-Information: Please contact the ISP for more information X-tundraware.com-MailScanner: Found to be clean X-tundraware.com-MailScanner-SpamCheck: not spam, SpamAssassin (not cached, score=-4.399, required 1, autolearn=not spam, ALL_TRUSTED -1.80, BAYES_00 -2.60) X-tundraware.com-MailScanner-From: tundra@tundraware.com X-Spam-Status: No Cc: freebsd-questions@freebsd.org Subject: Re: New != Faster X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: tundra@tundraware.com List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 04 Jun 2007 23:07:40 -0000 Kris Kennaway wrote: > On Mon, Jun 04, 2007 at 08:54:50PM +0100, Chris wrote: >> On 04/06/07, Colin Percival wrote: >> both of these have been confirmed numerous times by different people >> so sweeping them under the carpet and saying they simply not true >> would be wrong. > > My detailed measurements of disk performance and those of others I am > aware of contradicts your claim: 6.x equals or outperforms 4.x on disk > I/O (depends on driver) and filesystem I/O. The only true part of it > is the "under QUOTA" part, which as you know from past discussions, is > still under Giant in 6.x. As you also know, there is a patch to > address this which is awaiting user testing. Have you tested it yet? > > Kris Kris - It's been awhile since I tracked -current, so forgive me if this is a stupid question but ... Is it the case that the 6.x drivers are all now SMP-safe or do some still live under GIANT? -- ---------------------------------------------------------------------------- Tim Daneliuk tundra@tundraware.com PGP Key: http://www.tundraware.com/PGP/