Pertec Tape Drive Interface Musings

Dennis Boone drb at
Wed Jun 10 10:40:07 CDT 2015

 > > Using dd to read tapes to disk discards the block size information.

 > And that is precisely why I'm thinking of an ad-hoc interface rather
 > than just plugging a SCSI drive into a UNIX box.

It's eminently possible to image tapes sanely on a unix box.  See e.g.:

The main limitation seems to be that it's hard to get the (broken) data
from a block that had a read error when using SCSI hardware.  There's
probably a way around this if one digs into lower layers of SCSI magic;
I haven't gone looking.


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