From owner-freebsd-questions Fri Jul 12 8:12:44 2002 Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 639A837B400 for ; Fri, 12 Jul 2002 08:12:41 -0700 (PDT) Received: from CPE0004761ac738-CM00109515bc65.cpe.net.cable.rogers.com (CPE0004761ac738-CM00109515bc65.cpe.net.cable.rogers.com [24.103.39.131]) by mx1.FreeBSD.org (Postfix) with SMTP id 918DB43E58 for ; Fri, 12 Jul 2002 08:12:40 -0700 (PDT) (envelope-from shadow@CPE0004761ac738-CM00109515bc65.cpe.net.cable.rogers.com) Received: (qmail 1874 invoked from network); 12 Jul 2002 15:13:28 -0000 Received: from unknown (HELO vsivyoung) (66.46.21.253) by cpe0004761ac738-cm00109515bc65.cpe.net.cable.rogers.com with SMTP; 12 Jul 2002 15:13:28 -0000 Message-ID: <006301c229b6$8e6a8f10$c801a8c0@vsivyoung> From: "Miroslav Pendev" To: "Philippe CASIDY" Cc: "freebsd-questions" References: <200207121447.g6CElmuF030364@gueway.home> Subject: Re: read error on /dev/sa0 : Input/output error Date: Fri, 12 Jul 2002 11:12:34 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2600.0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 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! > > I am trying to read back tape archives i made using a tar. > > These tapes are DDS-2 and DDS-4. > My drive is > at scbus0 target 5 lun 0 (pass1,sa0) > > under > FreeBSD-4.6-Stable > > I type "tar tv" and I have > tar: read error on /dev/sa0 : Input/output error > > mt status returns > Mode Density Blocksize bpi Compression > Current: 0x13:X3B5/88-185A 1024 bytes 61000 disabled > ---------available modes--------- > 0: 0x13:X3B5/88-185A 1024 bytes 61000 DCLZ > 1: 0x13:X3B5/88-185A 1024 bytes 61000 DCLZ > 2: 0x13:X3B5/88-185A 1024 bytes 61000 DCLZ > 3: 0x13:X3B5/88-185A 1024 bytes 61000 DCLZ > --------------------------------- > Current Driver State: at rest. > --------------------------------- > File Number: 0 Record Number: 0 Residual Count 0 > > > I have tried to enable and disable compression with no success. > > Any advices are welcome. > > Thanks > > Phil. Hi Phil, I am not sure what your ptoblem is but... - you can try to clean the head of the DDS drive with DDS cleaner cartridge. - try *mt retension*, also Altough I am not sure if tar will rewind the tape before it starts reading, you can try: mt rewind and then tar ... Hope that helps! --Miro To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message