Hi Tim,

Your tape drive is set to variable block size?
You didn't set '--with-maxtapeblocksize=' at configure?
Could you use 'dd if=/dev/nst0 of=/dev/null bs=32k' to read the tape.
Try erasing your tape.

Jean-Louis

On Tue, Jan 28, 2003 at 12:13:31PM -0500, Tim Souder wrote:
> Hello everyone,
> 
> When I attempt to use amlabel to label a tape on a Tandberg/Quantum
> SDLT 220, it produces the following error:
> 
> [amanda@Jupiter amanda]$ amlabel -f DailySet1 DailySet100
> rewinding, reading label, reading label: Value too large for defined data type
> rewinding, writing label DailySet100, checking label
> amlabel: reading label: Value too large for defined data type
> 
> On the same tape, (after a mt rewind), I attempted a dump/restore check to
> the same tape on the same drive:
> 
> [root@Jupiter amanda]# dump -0u -a -f /dev/nst0 -L "Jupiter:/" /
>   DUMP: Date of this level 0 dump: Tue Jan 28 11:56:00 2003
>   DUMP: Dumping /dev/sda5 (/) to /dev/nst0
>   DUMP: Added inode 7 to exclude list (resize inode)
>   DUMP: Label: Jupiter:/
>   DUMP: mapping (Pass I) [regular files]
>   DUMP: mapping (Pass II) [directories]
>   DUMP: estimated 81489 tape blocks.
>   DUMP: Volume 1 started with block 1 at: Tue Jan 28 11:56:01 2003
>   DUMP: dumping (Pass III) [directories]
>   DUMP: dumping (Pass IV) [regular files]
>   DUMP: Closing /dev/nst0
>   DUMP: Volume 1 completed at: Tue Jan 28 11:56:17 2003
>   DUMP: Volume 1 82180 tape blocks (80.25MB)
>   DUMP: Volume 1 took 0:00:16
>   DUMP: Volume 1 transfer rate: 5136 kB/s
>   DUMP: 82180 tape blocks (80.25MB) on 1 volume(s)
>   DUMP: finished in 14 seconds, throughput 5870 kBytes/sec
>   DUMP: Date of this level 0 dump: Tue Jan 28 11:56:00 2003
>   DUMP: Date this dump completed:  Tue Jan 28 11:56:17 2003
>   DUMP: Average transfer rate: 5136 kB/s
>   DUMP: DUMP IS DONE
> [root@Jupiter amanda]# restore -C -D / -f /dev/st0
> restore: Tape read error on first record
> restore interrupted, continue? [yn] n
> [root@Jupiter amanda]# mt rewind
> [root@Jupiter amanda]# restore -C -D / -f /dev/nst0
> Dump   date: Tue Jan 28 11:56:00 2003
> Dumped from: the epoch
> Level 0 dump of / on Jupiter:/dev/sda5
> Label: Jupiter:/
> filesys = /
> ./etc/dumpdates: tape and disk copies are different
> Some files were modified!
> [root@Jupiter amanda]# mt rewind
> 
> Then, i went back to the amanda user, and attempted amlabel and got the
> same results:
> 
> [amanda@Jupiter amanda]$ amlabel -f DailySet1 DailySet100
> rewinding, reading label, reading label: Value too large for defined data type
> rewinding, writing label DailySet100, checking label
> amlabel: reading label: Value too large for defined data type
> 
> Just to be sure, the amanda:backup user has read/write access to /dev/nst0:
> 
> [amanda@Jupiter amanda]$ ls -l /dev/tape /dev/nst0
> crw-rw----    1 root     backup     9, 128 Apr 11  2002 /dev/nst0
> lrwxrwxrwx    1 root     root            4 Jan  3 12:34 /dev/tape -> nst0
> 
> ...and the tape definition that I use for the SDLT 220 is:
> tapetype SDLT220        # what kind of tape it is (see tapetypes below)
> 
> define tapetype SDLT220 {
>     comment "Tandberg SDLT-220"
>     length 96868 mbytes
>     filemark 0 kbytes
>     speed 9142 kps
> }
> 
> Does anyone have any ideas? I've tried google searching to no avail...
> 
> Thanks in advance for all of your help,
> 
> Tim Souder
> tsouder AT mcs.drexel DOT edu

-- 
Jean-Louis Martineau             email: martineau AT IRO.UMontreal DOT CA 
Departement IRO, Universite de Montreal
C.P. 6128, Succ. CENTRE-VILLE    Tel: (514) 343-6111 ext. 3529
Montreal, Canada, H3C 3J7        Fax: (514) 343-5834