From owner-freebsd-questions@FreeBSD.ORG Mon Jun 20 11:15:18 2005 Return-Path: X-Original-To: freebsd-questions@freebsd.org 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 EAD8516A422 for ; Mon, 20 Jun 2005 11:15:18 +0000 (GMT) (envelope-from freebsd-questions@m.gmane.org) Received: from ciao.gmane.org (main.gmane.org [80.91.229.2]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6499343D1F for ; Mon, 20 Jun 2005 11:15:18 +0000 (GMT) (envelope-from freebsd-questions@m.gmane.org) Received: from list by ciao.gmane.org with local (Exim 4.43) id 1DkK9S-0001DV-G1 for freebsd-questions@freebsd.org; Mon, 20 Jun 2005 13:09:14 +0200 Received: from blueice1n1.de.ibm.com ([195.212.29.163]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 20 Jun 2005 13:09:14 +0200 Received: from element by blueice1n1.de.ibm.com with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 20 Jun 2005 13:09:14 +0200 X-Injected-Via-Gmane: http://gmane.org/ To: freebsd-questions@freebsd.org From: Pavel Duda Date: Mon, 20 Jun 2005 13:14:42 +0200 Lines: 51 Message-ID: References: <20050619222145.GB37620@wantadilla.lemis.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1250; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: usenet@sea.gmane.org X-Gmane-NNTP-Posting-Host: blueice1n1.de.ibm.com User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.5) Gecko/20041103 Thunderbird/0.9 Mnenhy/0.6.0.104 X-Accept-Language: en-us, en In-Reply-To: <20050619222145.GB37620@wantadilla.lemis.com> Sender: news Subject: Re: DDS Tape problems X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Jun 2005 11:15:19 -0000 Greg 'groggy' Lehey wrote: > On Sunday, 19 June 2005 at 21:22:43 +0200, Pavel Duda wrote: > >>Hi, >>I have problem with my DDS-3 type drive. I'm able to write on it but not >>read data back. If I try to read them I get card dump and tape drive >>hangs up. I have tried to upgrade firmware but problem remains. Does >>somebody have experience with this ? >> >>My specs : >>FreeBSD 5.2.1, generic kernel, x86 (P3), SCSI card is Adaptec AHA2940 >>and tape drive Python 04106. >> >>I'm attaching dmesg output. > > > I don't have time to investigate the status output in detail, but at > first glance the output looks consistent with hardware failure. I've > had this so many times with tape drives, in particular DDS, that I > have given up using them altogether: not a single one survived its > guarantee period. If it's not the drive, it could be the tape, though > I've seen far fewer problems in this area. Does this drive (and tape) > work in other systems? Yes. I was recently using it in my AIX Netfinity machine. Some tapes used for test are new. I will test to record something and read it in machine in work. > > I don't think it's termination; you say you only see the errors during > reading, and that doesn't fit. > Termination is OK and there is only tape drive at this time (all unnecessary drives were removed to minimize possible interferences). > What does the drive do when you try to read it? A lot of > back-and-forth is usually an indication of hardware read errors. > Both LEDs are on and tape drive doesn't react to eject button. > Greg > -- > When replying to this message, please copy the original recipients. > If you don't, I may ignore the reply or reply to the original recipients. > For more information, see http://www.lemis.com/questions.html > The virus contained in this message was not detected. > > Finger grog@FreeBSD.org for PGP public key. > See complete headers for address and phone numbers.