From owner-freebsd-stable@FreeBSD.ORG Sun Feb 13 03:45:44 2005 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 03F2C16A4CE for ; Sun, 13 Feb 2005 03:45:44 +0000 (GMT) Received: from linda-2.paradise.net.nz (bm-2a.paradise.net.nz [202.0.58.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6433C43D49 for ; Sun, 13 Feb 2005 03:45:43 +0000 (GMT) (envelope-from markir@paradise.net.nz) Received: from smtp-3.paradise.net.nz (smtp-3a.paradise.net.nz [202.0.32.196]) by linda-2.paradise.net.nz (Paradise.net.nz) with ESMTP id <0IBT00DIRZS641@linda-2.paradise.net.nz> for freebsd-stable@freebsd.org; Sun, 13 Feb 2005 16:45:42 +1300 (NZDT) Received: from [192.168.1.11] (218-101-14-40.paradise.net.nz [218.101.14.40]) by smtp-3.paradise.net.nz (Postfix) with ESMTP id B908DAE4FD; Sun, 13 Feb 2005 16:45:41 +1300 (NZDT) Date: Sun, 13 Feb 2005 16:50:01 +1300 From: Mark Kirkwood In-reply-to: <20050212170129.28858.qmail@web54007.mail.yahoo.com> To: Rob Message-id: <420ECE69.9060006@paradise.net.nz> MIME-version: 1.0 Content-type: text/plain; format=flowed; charset=us-ascii Content-transfer-encoding: 7bit X-Accept-Language: en-us, en User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.7.2) Gecko/20041016 References: <20050212170129.28858.qmail@web54007.mail.yahoo.com> cc: freebsd-stable@freebsd.org Subject: Re: atapci VIA 82C596B UDMA66 controller: problem for 5.X ? X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 13 Feb 2005 03:45:44 -0000 Rob wrote: > > > What does that mean? UDMA66 and hw.ata.ata_dma=0 ? > Hmmm, that is interesting, 2 suggestion to determine what is going on: - run diskinfo -t on your disks and let us know the results - use sysctl to set hw.ata.ata_dma=1 and see what happens > And why then is UDMA66 not automatically choosen > at bootup? At a guess I would suggest that dma is broken for your motherboards in 5.3 (what were they again?). regards Mark P.s : My diskinfo results FYI: zmori# diskinfo -t /dev/ad1s1a /dev/ad1s1a 512 # sectorsize 18946621952 # mediasize in bytes (18G) 37005121 # mediasize in sectors 36711 # Cylinders according to firmware. 16 # Heads according to firmware. 63 # Sectors according to firmware. Seek times: Full stroke: 250 iter in 5.024736 sec = 20.099 msec Half stroke: 250 iter in 3.989959 sec = 15.960 msec Quarter stroke: 500 iter in 6.864865 sec = 13.730 msec Short forward: 400 iter in 3.010462 sec = 7.526 msec Short backward: 400 iter in 1.247889 sec = 3.120 msec Seq outer: 2048 iter in 0.490103 sec = 0.239 msec Seq inner: 2048 iter in 0.457750 sec = 0.224 msec Transfer rates: outside: 102400 kbytes in 2.418307 sec = 42344 kbytes/sec middle: 102400 kbytes in 2.571397 sec = 39823 kbytes/sec inside: 102400 kbytes in 4.105673 sec = 24941 kbytes/sec