From owner-freebsd-questions Tue Jul 3 22:14: 3 2001 Delivered-To: freebsd-questions@freebsd.org Received: from root.com (root.com [209.102.106.178]) by hub.freebsd.org (Postfix) with ESMTP id AB74237B405 for ; Tue, 3 Jul 2001 22:14:00 -0700 (PDT) (envelope-from dg@root.com) Received: (from dg@localhost) by root.com (8.11.2/8.11.2) id f6453eI94471; Tue, 3 Jul 2001 22:03:40 -0700 (PDT) (envelope-from dg) Date: Tue, 3 Jul 2001 22:03:40 -0700 From: David Greenman To: Philip Hallstrom Cc: freebsd-questions@freebsd.org Subject: Re: urgent: Getting a lot of "parity error" messages in /var/log/messages!?!?!?! Message-ID: <20010703220340.B83552@nexus.root.com> References: <20010703182933.C328-100000@oddjob.adhesivemedia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20010703182933.C328-100000@oddjob.adhesivemedia.com>; from philip@adhesivemedia.com on Tue, Jul 03, 2001 at 06:33:22PM -0700 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG >Hi - > For the last week I've been getting quite a few of the below >errors... the first one repeats a lot, then after awhile the last three >happen. Twice now this has completely frozen the machine. The only change >I've made is to add RAM, but this seems related to my SCSI disk... > >The machine is running 4.2-STABLE and has been fine for over a year... > >Can anyone shed some light one this? > >/kernel: (da0:ahc0:0:0:0): parity error detected in Data-in phase. SEQADDR(0x1ac) SCSIRATE(0x93) >/kernel: (da0:ahc0:0:0:0): READ(10). CDB: 28 0 0 a8 b8 3f 0 0 2 0 >/kernel: (da0:ahc0:0:0:0): ABORTED COMMAND asc:48,0 >/kernel: (da0:ahc0:0:0:0): Initiator detected error message received Your SCSI bus is very unhappy. I would check to make sure that all of the connectors are plugged in securely and that the bus is properly terminated. You may also have a defective SCSI cable. -DG David Greenman Co-founder, The FreeBSD Project - http://www.freebsd.org President, TeraSolutions, Inc. - http://www.terasolutions.com Pave the road of life with opportunities. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message