Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262022AbUCaQQp (ORCPT ); Wed, 31 Mar 2004 11:16:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262050AbUCaQQp (ORCPT ); Wed, 31 Mar 2004 11:16:45 -0500 Received: from mailgate4.cinetic.de ([217.72.192.167]:16613 "EHLO mailgate4.cinetic.de") by vger.kernel.org with ESMTP id S262022AbUCaQOj (ORCPT ); Wed, 31 Mar 2004 11:14:39 -0500 Message-ID: <406AECD1.3010409@web.de> Date: Wed, 31 Mar 2004 18:07:45 +0200 From: Marcus Hartig Organization: Linux of Borgs User-Agent: Mozilla Thunderbird 0.5+ (X11/20040323) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Jeff Garzik CC: linux-kernel@vger.kernel.org Subject: Re: [PATCH] speed up SATA References: <406A5B6E.8050302@web.de> <406A6B87.801@pobox.com> In-Reply-To: <406A6B87.801@pobox.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1583 Lines: 41 Jeff Garzik wrote: > Can you post the relevant 'dmesg' output? Linux version 2.6.5-rc3-mm1 (cowboy@redtuxi) (gcc-Version 3.3.3 20040311 (Red Hat Linux 3.3.3-3)) ... Kernel command line: ro root=/dev/sda1 doataraid noraid acpi=off rhgb ... libata version 1.02 loaded. sata_sil version 0.54 ata1: SATA max UDMA/100 cmd 0xE0800080 ctl 0xE080008A bmdma 0xE0800000 irq 4 ata2: SATA max UDMA/100 cmd 0xE08000C0 ctl 0xE08000CA bmdma 0xE0800008 irq 4 ata1: dev 0 cfg 49:2f00 82:7c6b 83:7b09 84:4003 85:7c69 86:3a01 87:4003 88:207f ata1: dev 0 ATA, max UDMA/133, 160086528 sectors ata1: dev 0 configured for UDMA/100 scsi0 : sata_sil ata2: no device found (phy stat 00000000) ata2: thread exiting scsi1 : sata_sil Vendor: ATA Model: Maxtor 6Y080M0 Rev: 1.02 Type: Direct-Access ANSI SCSI revision: 05 ata1: dev 0 max request 128K SCSI device sda: 160086528 512-byte hdwr sectors (81964 MB) SCSI device sda: drive cache: write through sda: sda1 sda2 sda3 sda4 < sda5 > Attached scsi disk sda at scsi0, channel 0, id 0, lun 0 ------------------%<------------------------------------ Also my Maxtor is now configured for UDMA/100. With earlier versions of libata/sata_sil it was UDMA/133 wo any problems. The performance is now dropped a little bit from ~52MB to ~48MB with hdparm. Best regards, Marcus - 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/