From owner-freebsd-stable@FreeBSD.ORG Fri Nov 30 12:12:10 2007 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8957516A420 for ; Fri, 30 Nov 2007 12:12:10 +0000 (UTC) (envelope-from prvs=18545787c7=killing@multiplay.co.uk) Received: from mail1.multiplay.co.uk (core6.multiplay.co.uk [85.236.96.23]) by mx1.freebsd.org (Postfix) with ESMTP id 113E513C4F9 for ; Fri, 30 Nov 2007 12:12:09 +0000 (UTC) (envelope-from prvs=18545787c7=killing@multiplay.co.uk) DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=multiplay.co.uk; s=Multiplay; t=1196424518; x=1197029318; q=dns/txt; h=Received: Message-ID:From:To:References:Subject:Date:MIME-Version: Content-Type:Content-Transfer-Encoding; bh=EdMrsObIFiGGiy6hSuK1Q cxC5+AssXEtqzk8zmV47vc=; b=kU0Tvfzy10Ue9CElosvcvFtLFtpfIj1AI8We7 /3HxIHzbZiRPc4nfI81L8PWeF/tmCPCvnAYysIfP06hPSB6cvB+0OapRrfKlsndP j47C/SMvo0MBM0esYh1uunFHZTiKA199gXFuVd70bHDkJcWQ+nakaQlXFtQGhtuW ym26X0= X-Spam-Checker-Version: SpamAssassin 3.1.8 (2007-02-13) on mail1.multiplay.co.uk X-Spam-Level: X-Spam-Status: No, score=-14.7 required=6.0 tests=BAYES_00, USER_IN_WHITELIST, USER_IN_WHITELIST_TO autolearn=ham version=3.1.8 Received: from r2d2 by mail1.multiplay.co.uk (MDaemon PRO v9.6.2) with ESMTP id md50004547458.msg for ; Fri, 30 Nov 2007 12:08:37 +0000 Message-ID: <00e201c83349$b94ab7d0$b6db87d4@multiplay.co.uk> From: "Steven Hartland" To: , , "Pete French" References: Date: Fri, 30 Nov 2007 12:08:31 -0000 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="Windows-1252"; reply-type=original Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 X-Authenticated-Sender: Killing@multiplay.co.uk X-MDRemoteIP: 212.135.219.182 X-Return-Path: prvs=18545787c7=killing@multiplay.co.uk X-Envelope-From: killing@multiplay.co.uk X-MDaemon-Deliver-To: freebsd-stable@freebsd.org X-Spam-Processed: mail1.multiplay.co.uk, Fri, 30 Nov 2007 12:08:37 +0000 X-MDAV-Processed: mail1.multiplay.co.uk, Fri, 30 Nov 2007 12:08:38 +0000 Cc: Subject: Re: Also seeing 2 x quad-core system slower that 2 x dual core 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: Fri, 30 Nov 2007 12:12:10 -0000 sysctl -a |grep dirhash Check vfs.ufs.dirhash_mem is not close to vfs.ufs.dirhash_maxmem if it is and only most used boxes this seems to be the case increase maxmem. Seems this could either do with an auto tune option or a larger max by default in today's day and age. Regards Steve ----- Original Message ----- From: "Pete French" To: ; ; Sent: Friday, November 30, 2007 2:06 AM Subject: Re: Also seeing 2 x quad-core system slower that 2 x dual core >> Have you checked that your dir hash isn't suffering due to lack of memory >> this can have a marked impact on seemingly trivial things like this as >> could silly things like the RAID card being installed in a different slot. > > RAID card is onboard on these things - how would I check the dir hash ? The > slower server has 16 gig of RAM, the faster one has 4 gig. Both were > installed the same way in the same order, so should have the same disc layout > more or less. > > -pete. > ================================================ 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 +44 845 868 1337 or return the E.mail to postmaster@multiplay.co.uk.