Urgent help about dump-restore is needed!
Tony Molloy
tony.molloy at ul.ie
Fri Jan 27 16:55:20 UTC 2006
On Friday 27 January 2006 16:40, Hongwei Li wrote:
> Hi,
>
> I have an urgent problem. For some reason some users's mail inbox got
> wiped out. I need to restore them from the tape backup. I use dump to
> backup them up. I have trouble to restore. What I did is:
>
> # mt -f /dev/st0 rewind
> # mt -f /dev/nst0 fsf 14 -- to the beginning point of /var backup
> # restore if /dev/st0
> restore > ls
> .:
> ... log/ spool/
> ...
> restore > cd spool/mail
> restore > ls
> ./spool/mail:
> (all username, look normal)
> restore > add user1name
> restore > extract
> You have not read any volumes yet.
> Unless you know which volume your file(s) are on you should start
> with the last volume and work towards the first.
> Specify next volume # (none if no more volumes):
>
> What should I enter? I tried 1, then I can extract one user's mail,
> however, I could not extract any other users. I quit and redo the
> above from beginning (mt ...), it starts asking me:
restore> add username1
restore> add username2
....
restore> add usernameX
restore> extract
restore> 1
restore> y
restore>quit
>
> You have not read any volumes yet.
> Unless you know which volume your file(s) are on you should start
> with the last volume and work towards the first.
> Specify next volume # (none if no more volumes):
> Specify next volume # (none if no more volumes): 1
> Mount tape volume 1
> Enter ``none'' if there are no more tapes
> otherwise enter tape name (default: /dev/st0)
>
> Then, it does not work no matter what I entered. What should I do?
> Please help!
>
> Thanks a lot!
>
> Hongwei Li
--
Tony Molloy.
Dept. of Comp. Sci.
University of Limerick
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