Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753174AbYKRNvl (ORCPT ); Tue, 18 Nov 2008 08:51:41 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752029AbYKRNvd (ORCPT ); Tue, 18 Nov 2008 08:51:33 -0500 Received: from ug-out-1314.google.com ([66.249.92.169]:28179 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751794AbYKRNvc (ORCPT ); Tue, 18 Nov 2008 08:51:32 -0500 Message-ID: <430c4fa50811180551r67d5d680tf1ffa493604ac4ea@mail.gmail.com> Date: Tue, 18 Nov 2008 11:51:30 -0200 From: "Sergio Luis" To: "Stian Jordet" Subject: Re: Slowness with new pc Cc: linux-kernel@vger.kernel.org In-Reply-To: <1226760254.5089.11.camel@chevrolet> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <1226760254.5089.11.camel@chevrolet> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1477 Lines: 32 On Sat, Nov 15, 2008 at 12:44 PM, Stian Jordet wrote: > Hi! > > This fall I built myself a new computer. It's a dual cpu quad core xeon > (E5405) on a Supermicro X7DWA-N motherboard. It has 8GB 800mhz ram, and > a Supermicro AOC-USAS-S8iR RAID SAS controller, with a pair of Fujitsu > MBA3073RC disks in raid 0. Should be pretty fast, but it isn't. In daily > use it feels just about the same as my old Dual P3 1ghz with a single > SCSI disk. Has to wait a couple of seconds before the gnome menu appears > after I've clicked on it, for instance. But with operations involving > heavy disk use, it's extremely slow! For instance, unpacking the bzipped > 2.6.27.6 kernel takes 6:40 minutes, while compiling it takes a mere > 5:13. I thought I had a hardware problem (still not ruling that out), so > I tried to install Vista, and then everything was blazingly fast. I have > no clue where to look, but a static benchmark like hdparm gives me a > throughput of 235MB/s on the raid 0 array. Could it be > filesystem-related? I'm using XFS (always have)... > > Please cc me on any replies. > > Regards, > Stian > Hello, please post your config and dmesg output. It might help people try to identify something wrong. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/