Date: Wed, 21 Feb 2001 17:23:03 +0100 From: Cejka Rudolf <cejkar@dcse.fee.vutbr.cz> To: Matthew Jacob <mjacob@feral.com> Cc: Eric Lee Green <eric@estinc.com>, freebsd-scsi@FreeBSD.ORG Subject: Re: Troubles with Mammoth2 if there is a tape error Message-ID: <20010221172303.A54434@dcse.fee.vutbr.cz> In-Reply-To: <Pine.BSF.4.21.0102210023000.92055-100000@beppo.feral.com>; from mjacob@feral.com on Wed, Feb 21, 2001 at 12:31:44AM -0800 References: <20010221090123.A29027@dcse.fee.vutbr.cz> <Pine.BSF.4.21.0102210023000.92055-100000@beppo.feral.com>
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Matthew Jacob wrote (2001/02/21): > The message file is huge...you didn't really pay attention to what I asked- > just camcontrol debug -Ic b:t:l (bus, target, lun) would have been enough- > but it just mainly says that the drive is reporting a MEDIUM ERROR. I'm sorry to trouble you. Is following listing better? (there is only CAMDEBUG in kernel and I have ran "camcontrol debug -Ic 0:6:0"): -- Feb 21 12:13:33 system /kernel: (xpt0:ahc0:0:6:0): debugging flags now 9 Feb 21 12:14:33 system /kernel: (sa0:ahc0:0:6:0): saopen(0): dev=0x0 softc=0x0 Feb 21 12:14:33 system /kernel: (sa0:ahc0:0:6:0): sastart(sa0:ahc0:0:6:0): RESERVE(06). CDB: 16 0 0 0 0 0 Feb 21 12:14:33 system /kernel: (sa0:ahc0:0:6:0): sastart(sa0:ahc0:0:6:0): TEST UNIT READY. CDB: 0 0 0 0 0 0 Feb 21 12:14:33 system /kernel: (sa0:ahc0:0:6:0): LOAD UNLOAD. CDB: 1b 0 0 0 1 0 # Until error: ... Feb 21 12:15:00 system /kernel: (sa0:ahc0:0:6:0): sastart(sa0:ahc0:0:6:0): Variable Record Count is 32768 Feb 21 12:15:00 system /kernel: (sa0:ahc0:0:6:0): WRITE(06). CDB: a 0 0 80 0 0 Feb 21 12:15:00 system /kernel: (sa0:ahc0:0:6:0): sastrategy: enqueuing a 32768 variable byte write queue count now 1 ... # Error (it seems that some output has been lost :-( at 12:27:34): Feb 21 12:26:52 system /kernel: (sa0:ahc0:0:6:0): sastart(sa0:ahc0:0:6:0): Variable Record Count is 32768 Feb 21 12:26:52 system /kernel: (sa0:ahc0:0:6:0): WRITE(06). CDB: a 0 0 80 0 0 Feb 21 12:27:34 system /kernel: or Feb 21 12:27:34 system /kernel: (sa0:ahc0:0:6:0): WRITE(06). CDB: a 0 0 80 0 0 Feb 21 12:27:34 system /kernel: (sa0:ahc0:0:6:0): Key 0x3 ASC/ASCQ 0x9 0x0 flags 0x0 resid 0 dxfer_len 32768 Feb 21 12:27:34 system /kernel: (sa0:ahc0:0:6:0): WRITE(06). CDB: a 0 0 80 0 0 Feb 21 12:27:34 system /kernel: (sa0:ahc0:0:6:0): Deferred Error: MEDIUM ERROR asc:9,0 # After error: ... Feb 21 12:27:34 system /kernel: (sa0:ahc0:0:6:0): Track following error Feb 21 12:27:34 system /kernel: (sa0:ahc0:0:6:0): WRITE(06). CDB: a 0 0 80 0 0 Feb 21 12:27:34 system /kernel: (sa0:ahc0:0:6:0): Key 0x3 ASC/ASCQ 0x9 0x0 flags 0x0 resid 0 dxfer_len 32768 Feb 21 12:27:34 system /kernel: (sa0:ahc0:0:6:0): WRITE(06). CDB: a 0 0 80 0 0 Feb 21 12:27:34 system /kernel: (sa0:ahc0:0:6:0): Deferred Error: MEDIUM ERROR asc:9,0 ... -- I have checked that no other types of lines has been generated. > I'm not sure why the deferred error is causing a things to just run along- > that's pretty dumb. But the main story here is that this looks like a bad > drive. Ok, I will try to say that they have really bad firmware ;-) Thanks for your patience. -- Rudolf Cejka (cejkar@dcse.fee.vutbr.cz; http://www.fee.vutbr.cz/~cejkar) Brno University of Technology, Faculty of El. Engineering and Comp. Science Bozetechova 2, 612 66 Brno, Czech Republic To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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