[Info-vax] Backup TK50 tapes

[Bill Gunshannon]

In article <kgdc06$jik$1 at iltempo.update.uu.se>,
	Johnny Billquist <bqt at softjar.se> writes:
> On 2013-02-23 14:48, ChrisQ wrote:
>> On 02/23/13 13:09, supervinx wrote:
>>>> Are you using standalone backup here, or the BACKUP available from the
>>>> VMS prompt?  ISTR that standalone backup supplied with VAX-VMS doesn't
>>>> offer the full functionality of the command line version.
>>>>
>>> No, I'm using the CLI backup...
>>>
>>>> I think if you use the virtual tape emulation of LDDRIVER to mount an LM
>>>> device you should be able to copy from physical tape to virtual tape.
>>>
>>> It seems that BACKUP can't go /PHYSICAL on input tapes, since it treats
>>> them as savesets...
>>>
>>
>> If you can find a TK50-Z scsi tape drive, you may be able to use Linux /
>> unix
>> and dd to copy to files. There may also be later scsi versions of TK50
>> drives
>> as well.
>>
>> The TK50-Z is a bit old now, but was the optional tape drive for the VS2000
>> series machines...
> 
> That will totally not create anything useful for him.
> Unix, in all it's "glory" really sucks at some things. Record-oriented 
> devices is one of those things.
> If you use dd, you'll have a lot of digging to do later, in order to get 
> something useful out of the results.

Guess it depends on what youi consider a lot of digging.  I used dd to
rebuild the Ultrix-11 boot tape with all the correct blocking to make
it work again.

bill

-- 
Bill Gunshannon          |  de-moc-ra-cy (di mok' ra see) n.  Three wolves
billg999 at cs.scranton.edu |  and a sheep voting on what's for dinner.
University of Scranton   |
Scranton, Pennsylvania   |         #include <std.disclaimer.h>