From owner-freebsd-questions Wed Aug 1 20: 2:25 2001 Delivered-To: freebsd-questions@freebsd.org Received: from wantadilla.lemis.com (wantadilla.lemis.com [192.109.197.80]) by hub.freebsd.org (Postfix) with ESMTP id B635837B405 for ; Wed, 1 Aug 2001 20:02:09 -0700 (PDT) (envelope-from grog@lemis.com) Received: by wantadilla.lemis.com (Postfix, from userid 1004) id 0DA056AD00; Thu, 2 Aug 2001 12:31:46 +0930 (CST) Date: Thu, 2 Aug 2001 12:31:46 +0930 From: Greg Lehey To: User KELVIN Cc: questions@freeBSD.org Subject: Re: Tape Backup Problem Message-ID: <20010802123145.A4652@wantadilla.lemis.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from kelvin@mail.taipingcarpets.com on Wed, Aug 01, 2001 at 08:07:27PM +0800 Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-418-838-708 WWW-Home-Page: http://www.lemis.com/~grog X-PGP-Fingerprint: 6B 7B C3 8C 61 CD 54 AF 13 24 52 F8 6D A4 95 EF 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 On Wednesday, 1 August 2001 at 20:07:27 +0800, User KELVIN wrote: > Dear Sir / Miss > > I use Dell PowerEdge2500 server with tape backup drive. When I use > following command to copy the data to tape. > > tar cvf /dev/nrsa0 /user/ports/myports. > > there is the following error message on server screen. > > (sa0:ahc1:0:6:0):Write(06). CDB a 1 0 0 a 0 > (sa0:ahc1:0:6:0):aborted command asc:47,0 > (sa0:ahc1:0:6:0):SCSI parity error. > > So that the backup is unsucessful.I can find out my boot log message there > is "sa0 at achc1 bus target 6 lun0" > "sa0 Removable sequential access SCSI-3 > device" > > Please kindly show me how can I make backup work successful with tape > drive. Thank you very much. This looks like a hardware problem, probably termination. It's also possible that your tape unit isn't generating parity, but your host adaptor is checking for it. It may be possible to disable parity on your host adaptor, but I don't know if that's a good idea. Greg -- When replying to this message, please copy the original recipients. If you don't, I may ignore the reply. For more information, see http://www.lemis.com/questions.html Finger grog@lemis.com for PGP public key See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message