[OpenAFS] vos dump/restore format

Derek Atkins warlord@MIT.EDU
26 Jan 2003 16:00:51 -0500

Yes, the files are cell-independent in this manner.


Peter Schuller <peter.schuller@infidyne.com> writes:

> Hello,
> is the result of a vos dump completely independent of any external data
> such as configuration files, volume IDs, etc?
> In other words, suppose I performed a dump on some volume on server A. I
> then went to server B, which is completely separate (separate cell,
> separate site, separate everything), am I guaranteed to be able to
> restore the volume?
> I understand that things like ACL:s won't be practically preserved
> unless the target cell has the same users and groups and all that. But
> what I don't want happening in the event of a disaster, is trying to
> restore a volume but the tool basically giving up because some file X is
> not identical to file X when the volume was backed up, or due to some
> other circumstance. I want to be sure that, even in the worst case
> senario, I can at least access the files, even if ACLs are FUBAR, having
> ONLY the volume dump available (kind of like, whatever happens, a
> tarball will always be usable).
> Also, is it correct that a "vos backup" does *not* lock out clients from
> the volume (as "dump" does)? The administrator's guide does not
> explicitly say either way; so I believe it doesn't.
> Thanks,
> (I still haven't sorted out the problem with getting clients to work. I
> once promised I would contribute some documentation, and I haven't
> forgotten that, it's just on hold until that's solved.)
> -- 
> / Peter Schuller, InfiDyne Technologies HB
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       Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
       Member, MIT Student Information Processing Board  (SIPB)
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