From owner-freebsd-performance@FreeBSD.ORG Mon May 2 13:10:23 2005 Return-Path: Delivered-To: freebsd-performance@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id A979916A4CE; Mon, 2 May 2005 13:10:23 +0000 (GMT) Received: from multiplay.co.uk (www1.multiplay.co.uk [212.42.16.7]) by mx1.FreeBSD.org (Postfix) with ESMTP id B135843D53; Mon, 2 May 2005 13:10:22 +0000 (GMT) (envelope-from killing@multiplay.co.uk) Received: from vader ([212.135.219.179]) by multiplay.co.uk (multiplay.co.uk [212.42.16.7]) (MDaemon.PRO.v8.0.1.R) with ESMTP id md50001375491.msg; Mon, 02 May 2005 14:06:00 +0100 Message-ID: <003801c54f18$2d4dccd0$b3db87d4@multiplay.co.uk> From: "Steven Hartland" To: "Eric Anderson" , "Poul-Henning Kamp" References: <17336.1115038283@critter.freebsd.dk> Date: Mon, 2 May 2005 14:09:27 +0100 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2527 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2527 X-Spam-Processed: multiplay.co.uk, Mon, 02 May 2005 14:06:00 +0100 (not processed: message from valid local sender) X-MDRemoteIP: 212.135.219.179 X-Return-Path: killing@multiplay.co.uk X-MDAV-Processed: multiplay.co.uk, Mon, 02 May 2005 14:06:01 +0100 cc: freebsd-performance@freebsd.org cc: Robert Watson cc: =?iso-8859-1?Q?=22Arne_\=22W=F6rner\=22=22?= Subject: Re: Very low disk performance on 5.x X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 02 May 2005 13:10:23 -0000 Its highly unlikely that the 4 people on different hardware that have tested this all have disks with bad sectors. I've just finished doing a full battery of tests across: FreeBSD: 4.11-RELEASE, 5.4-STABLE, 6.0-CURRENT, Suse 9.1 I'll post the results soon but suffice to say the results for FreeBSD don't look good. Steve ----- Original Message ----- From: "Poul-Henning Kamp" > In message <42761FA7.1030500@centtech.com>, Eric Anderson writes: >> >>I'll be honest here, I don't care much if the speed difference between >>4.X and 5.X is measureable, or whatever. What I find is a little >>telling of an issue somewhere, is that READS are slower than WRITES! >>This is totally bogus to me - [...] > > If the disk has bad sectors or other hardware issues, this is not > an atypical result. ================================================ This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. In the event of misdirection, illegible or incomplete transmission please telephone (023) 8024 3137 or return the E.mail to postmaster@multiplay.co.uk.