From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([69.77.167.62] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1L3DI8-000842-Hy for garchives@archives.gentoo.org; Thu, 20 Nov 2008 17:26:08 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id D6405E0513; Thu, 20 Nov 2008 17:26:03 +0000 (UTC) Received: from hades.rz.tu-clausthal.de (hades.rz.tu-clausthal.de [139.174.2.20]) by pigeon.gentoo.org (Postfix) with ESMTP id AE2A4E0513 for ; Thu, 20 Nov 2008 17:26:03 +0000 (UTC) Received: from hades.rz.tu-clausthal.de (localhost [127.0.0.1]) by localhost (Postfix) with SMTP id 1C6C221DC7A for ; Thu, 20 Nov 2008 18:26:01 +0100 (CET) Received: from tu-clausthal.de (poseidon [139.174.2.21]) by hades.rz.tu-clausthal.de (Postfix) with ESMTP id 957B721DB7D for ; Thu, 20 Nov 2008 18:26:00 +0100 (CET) Received: from [2001:638:605:eea0:219:66ff:fe86:ce12] (account wevah HELO energy.localnet) by tu-clausthal.de (CommuniGate Pro SMTP 5.2.10) with ESMTPSA id 38986750 for gentoo-user@lists.gentoo.org; Thu, 20 Nov 2008 18:26:00 +0100 From: Volker Armin Hemmann To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Adaptec 3405 Raid performance Date: Thu, 20 Nov 2008 18:25:59 +0100 User-Agent: KMail/1.10.90 (Linux/2.6.27.6r4_ehci; KDE/4.1.71; x86_64; ; ) References: <492594DE.4060800@provident-solutions.com> In-Reply-To: <492594DE.4060800@provident-solutions.com> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200811201825.59964.volker.armin.hemmann@tu-clausthal.de> X-Virus-Scanned: by PureMessage V5.4 at tu-clausthal.de X-Archives-Salt: 5fd3f348-c949-4a6e-9112-5d3979ad8788 X-Archives-Hash: e5e45047197b5ef1a4a79b9868cf84cb On Donnerstag 20 November 2008, Vernon A. Fort wrote: > Anyone have one of these raid cards? The disk performance is horrible. > > The setup: > ASUS P5Q > kernel 2.6.25-gentoo-r9 > Adaptec 3405 Firmware version 5.2-12415 (June 7th 2007) > XFS file systems with LVMS > > I have put the mount options "noatime,nobarrier" in one file system but > it made no difference. Any suggestions? > > Vernon xfs is known for its extremly bad defaults when you do your mkfs. If you search for it on lkml you will find a lot of information.