From owner-freebsd-performance@FreeBSD.ORG Tue Dec 4 14:24:30 2007 Return-Path: Delivered-To: freebsd-performance@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6E72916A4FD for ; Tue, 4 Dec 2007 14:24:30 +0000 (UTC) (envelope-from mike@sentex.net) Received: from smarthost2.sentex.ca (smarthost2.sentex.ca [205.211.164.50]) by mx1.freebsd.org (Postfix) with ESMTP id 3019113C459 for ; Tue, 4 Dec 2007 14:24:30 +0000 (UTC) (envelope-from mike@sentex.net) Received: from lava.sentex.ca (pyroxene.sentex.ca [199.212.134.18]) by smarthost2.sentex.ca (8.14.1/8.13.8) with ESMTP id lB4EOTMd018668; Tue, 4 Dec 2007 09:24:29 -0500 (EST) (envelope-from mike@sentex.net) Received: from mdt-xp.sentex.net (simeon.sentex.ca [192.168.43.27]) by lava.sentex.ca (8.13.8/8.13.3) with ESMTP id lB4EOSUc022756 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 4 Dec 2007 09:24:29 -0500 (EST) (envelope-from mike@sentex.net) Message-Id: <200712041424.lB4EOSUc022756@lava.sentex.ca> X-Mailer: QUALCOMM Windows Eudora Version 7.1.0.9 Date: Tue, 04 Dec 2007 09:22:36 -0500 To: Gergely CZUCZY From: Mike Tancsa In-Reply-To: <20071204110847.GA67306@harmless.hu> References: <20071129101729.GA57985@harmless.hu> <20071130143023.I884@192.168.1.107> <20071201163334.GA21709@harmless.hu> <200712012055.lB1Kt5IQ005728@lava.sentex.ca> <20071201205609.GA54238@harmless.hu> <200712012108.lB1L8qAd005766@lava.sentex.ca> <20071204092209.GA55785@harmless.hu> <200712040942.lB49glKZ021633@lava.sentex.ca> <20071204110847.GA67306@harmless.hu> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Cc: freebsd-performance@freebsd.org Subject: Re: mysql scaling questions X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 04 Dec 2007 14:24:30 -0000 At 06:08 AM 12/4/2007, Gergely CZUCZY wrote: >cache seems to be turned on in the web-based management. However, I >still don't think this is OS-specific, since I see no OS-specific >options, and 3ware makes the devices available through SCSI, and WC >is handled differently there. Its the queuing and StorSav setting that are important as well. Under StorSav, you have "performance", "protection" and "balance". Make sure those are the same as they drastically impact write performance of the card. ---Mike