HP DLT VS80 says EOT immediately?

[Palle Girgensohn]

Sorry, found the very simple answer myself, I need to do some mt wizardry 
to reset density of the tapes (they where previously used with a 20 GB 
taper).

Regards,
Palle

--On Wednesday, November 03, 2004 18:35:58 +0100 Palle Girgensohn 
<girgen at pingpong.net> wrote:

> Hi!
>
> Just bought a new DLT device, and it won't play with me:
>
> dmesg:
> sa1 at ahc2 bus 0 target 6 lun 0
> sa1: <HP DLT VS80 5E40> Removable Sequential Access SCSI-2 device
> sa1: 10.000MB/s transfers (10.000MHz, offset 15)
>
>
># dump 0af /dev/rsa1 /
>   DUMP: Date of this level 0 dump: Wed Nov  3 18:30:59 2004
>   DUMP: Date of last level 0 dump: the epoch
>   DUMP: Dumping /dev/da0s1a (/) to /dev/rsa1
>   DUMP: mapping (Pass I) [regular files]
>   DUMP: mapping (Pass II) [directories]
>   DUMP: estimated 90713 tape blocks.
>   DUMP: dumping (Pass III) [directories]
>   DUMP: End of tape detected
>   DUMP: Closing /dev/rsa1
>   DUMP: Change Volumes: Mount volume #2
>   DUMP: Is the new volume mounted and ready to go?: ("yes" or "no") yes
>   DUMP: Volume 2 begins with blocks from inode 0
>   DUMP: EOT detected at start of the tape!
>   DUMP: The ENTIRE dump is aborted.
>
>
>
> Nov  3 18:30:59 banan /kernel: (sa1:ahc2:0:6:0): WRITE FILEMARKS. CDB: 10
> 0 0 0 2 0
> Nov  3 18:30:59 banan /kernel: (sa1:ahc2:0:6:0): DATA PROTECT asc:27,82
> Nov  3 18:30:59 banan /kernel: (sa1:ahc2:0:6:0): Vendor Specific ASCQ
> Nov  3 18:30:59 banan /kernel: (sa1:ahc2:0:6:0): failed to write
> terminating filemark(s)
> Nov  3 18:31:03 banan /kernel: (sa1:ahc2:0:6:0): WRITE FILEMARKS. CDB: 10
> 0 0 0 2 0
> Nov  3 18:31:03 banan /kernel: (sa1:ahc2:0:6:0): DATA PROTECT asc:27,82
> Nov  3 18:31:03 banan /kernel: (sa1:ahc2:0:6:0): Vendor Specific ASCQ
> Nov  3 18:31:03 banan /kernel: (sa1:ahc2:0:6:0): failed to write
> terminating filemark(s)
>
>
> If finds end of tape immediately? How come? This is on FreeBSD 4.10. Is
> it possible that the tape device is not supported? Is there a patch for
> this?
>
> /Palle
>
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