On Wed, 7 Dec 2005, Whyzzi wrote:
> Well, I accidentally disklabeled it. I was playing with ccd recently
> and stupidly began ccd type recovery on a dump copy hard drive by
> entering disklabel and changing the unused wd2a partition into a
> 4.2BSD partition, offset of course by 63, writing to the disklabel and
> returning to the command prompt. I tried to set things right (by
> resetting the things back to the way it was). Anywho, is there any
> chance of recovering what is on this hard drive?
>
> right now I see
>
> # disklabel -E wd2
> .. blah blah blah ...
> 16 partitions:
> # size offset fstype [fsize bsize cpg]
> a: 39102147 0 unused 0 0 # Cyl 0 -
> 38791*
> c: 39102336 0 unused 0 0 # Cyl 0 - 38791
> >
>
> # restore -rvs 1 -f /dev/rwd2a
> Verify tape and initialize maps
> restore: /dev/rwd2a: Device not configured
> # restore -rvs 1 -f /dev/rwd2c
> Verify tape and initialize maps
> Tape block size is 32
> restore: Tape is not a dump tape
>
> It is, quite possible that it didn't work properly to begin with, as I
> did never check (my very bad).
The partition being of type "unused" does prevent it from being read.
Try changing it to 4.2BSD (m a command in disklabel editor). That'll
allow you to read it. Of course I don;t know how much damage has been
done and if restore will be able.
>
> I was wondering if there was any way to recover what is on that drive,
> say with dd or something, or a way to rebuild the dump. To be
> complete, since I've already poured gasoline over myself and lit the
> BBQ-lighter and gave it a big hug, I suspect the answer is no (in
> which case to be burned to a crisp) or there is something else left to
> try.
>
> Thanks for the Info! Either way I still feel like I'm hosed.
>
> --
> I know too much and yet do not practise what I know.
-Otto
