From owner-freebsd-questions Fri Aug 4 13:17:39 2000 Delivered-To: freebsd-questions@freebsd.org Received: from freebsd.dk (freebsd.dk [212.242.42.178]) by hub.freebsd.org (Postfix) with ESMTP id 58C4137BB42 for ; Fri, 4 Aug 2000 13:17:36 -0700 (PDT) (envelope-from sos@freebsd.dk) Received: (from sos@localhost) by freebsd.dk (8.9.3/8.9.1) id WAA50640; Fri, 4 Aug 2000 22:17:30 +0200 (CEST) (envelope-from sos) From: Soren Schmidt Message-Id: <200008042017.WAA50640@freebsd.dk> Subject: Re: ATA33 Problem ??? In-Reply-To: <021001bffe32$152db480$02c134c8@megared.net.mx> from Alejandro Ramirez at "Aug 4, 2000 11:36:04 am" To: ales@megared.net.mx (Alejandro Ramirez) Date: Fri, 4 Aug 2000 22:17:30 +0200 (CEST) Cc: freebsd-questions@freebsd.org X-Mailer: ELM [version 2.4ME+ PL54 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG It seems Alejandro Ramirez wrote: > Hi Soren, > > I have a PII-266 with 4 Quantum Fireball disks running FreeBSD > 4.1-RELEASE, and its working as a veryloaded squid cache engine, suddenly it > stopped working and this messages hit the console: > > Aug 3 13:29:33 cache3 /kernel: ad2: WRITE command timeout - resetting > Aug 3 13:29:33 cache3 /kernel: ata1: resetting devices .. done > Aug 3 13:56:16 cache3 /kernel: ad4: HARD WRITE ERROR blk# > ad0: 6149MB [13328/15/63] at ata0-master using > UDMA33 > ad2: 6149MB [13328/15/63] at ata1-master using > UDMA33 > ad4: 6149MB [13328/15/63] at ata2-master using > UDMA33 > ad6: 6149MB [13328/15/63] at ata3-master using > UDMA33 > Mounting root from ufs:/dev/ad0s1a I've had a couble of those quantums too, they newer worked right, but luckily they are now both dead :) Seriously those disks are now bad in DMA mode (thats probably why they work in DOS), so disable DMA access to them and you wil be fine... -Søren To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message