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SubjectRe: 2.2.18 IDE tape problem, with ide-scsi


Hi Khalid,

So, is HP going to allow linux to publsih "Tape Alert" as a means to
assist with error checking and testing in general? Also why did HP
take the 14GB/20GB models and move off the standard QIC or TR-4
IO-Firmware?

Cheers,

Andre Hedrick
Linux ATA Development
ASL Kernel Development
-----------------------------------------------------------------------------
ASL, Inc. Toll free: 1-877-ASL-3535
1757 Houret Court Fax: 1-408-941-2071
Milpitas, CA 95035 Web: www.aslab.com

On Tue, 27 Feb 2001, Khalid Aziz wrote:

> Camm Maguire wrote:
> >
> > Greetings! OK, with st debugging, here are the most common errors
> > with the Conner:
> >
> > Feb 27 14:46:39 intech9 kernel: st0: Error: 28000000, cmd: 8 1 0 0 40 0 Len: 16
> > Feb 27 14:46:39 intech9 kernel: Info fld=0x24, Current st09:00: sns = f0 8
> > Feb 27 14:46:39 intech9 kernel: ASC=14 ASCQ= 3
> > Feb 27 14:46:39 intech9 kernel: Raw sense data:0xf0 0x00 0x08 0x00 0x00 0x00 0x24 0x0a 0x00 0x00 0x00 0x00 0x14 0x03 0x00 0x00
> > Feb 27 14:46:39 intech9 kernel: st0: Sense: f0 0 8 0 0 0 24 a
> > Feb 27 14:46:39 intech9 kernel: st0: Tape error while reading.
>
> This was a read command that failed. Request sense information shows a
> sense key of 0x08 which is a "Blank check". This sense key indicates
> either a blank medium found or another error at EOD. ASC/ASCQ of
> 0x14/0x03 say "End-Of-Data not found". This indicates something wrong
> with the tape or maybe the drive needs cleaning. Do you get this error
> with more than one tape?
>
>
> > Feb 27 14:46:40 intech9 kernel: st0: Error: 28000000, cmd: 5 0 0 0 0 0 Len: 16
> > Feb 27 14:46:40 intech9 kernel: [valid=0] Info fld=0x0, Current st09:00: sns = 70 5
> > Feb 27 14:46:40 intech9 kernel: ASC=20 ASCQ= 0
> > Feb 27 14:46:40 intech9 kernel: Raw sense data:0x70 0x00 0x05 0x00 0x00 0x00 0x00 0x0a 0x00 0x00 0x00 0x00 0x20 0x00 0x00 0x00
> > Feb 27 14:46:40 intech9 kernel: st0: Can't read block limits.
>
> This was a "Read Block Limits" command which the drive claimed it does
> not recognize. "Read Block Limits" is a mandatory command for SCSI
> sequential access devices which is why "st" is issuing this command. The
> tape drive you have is not SCSI, so the manufacturer chose not to
> implement this command. The driver may still be able to work after "Read
> Block Limits" fails, but I have not read enough code to be sure.
>
> > Feb 27 14:46:40 intech9 kernel: st0: Mode sense. Length 11, medium b6, WBS 10, BLL 8
> > Feb 27 14:46:40 intech9 kernel: st0: Density 45, tape length: 0, drv buffer: 1
> > Feb 27 14:46:40 intech9 kernel: st0: Block size: 512, buffer size: 32768 (64 blocks).
> >
> > Any advice appreciated!
>
> ====================================================================
> Khalid Aziz Linux Development Laboratory
> (970)898-9214 Hewlett-Packard
> khalid@fc.hp.com Fort Collins, CO

Andre Hedrick
Linux ATA Development
ASL Kernel Development
-----------------------------------------------------------------------------
ASL, Inc. Toll free: 1-877-ASL-3535
1757 Houret Court Fax: 1-408-941-2071
Milpitas, CA 95035 Web: www.aslab.com

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