RE: restoring filesystem state using snapshot

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Will that work since snapshot relies on the source?

> -----Original Message-----
> From: Ken Fuchs [mailto:kfuchs@winternet.com]
> Sent: Thursday, January 08, 2004 4:26 PM
> To: linux-lvm@sistina.com
> Subject: Re:  restoring filesystem state using snapshot
> 
> 
> Kanika Nema wrote:
> 
> >i want to restore the filesystem state using only the 
> snapshot taken by LVM 
> >ie without taking a full backup.
> >is this possible to do? i read all the lvm commands, but 
> there is no command 
> >to actually restore the entire filesystem back to the state 
> it was in, when 
> >the snapshot was taken.
> >though the old files' state can be viewed using the snapshot 
> volume, i want 
> >to take the filesystem back to the prev state.
> >Please tell me if this can be done. its urgent.
> 
> Will copying the contents of the snapshot over the original logical
> volume do what you want?  If so, this can be done as follows:
> 
> # mount /dev/vg/snapshot /snap
> # mount /dev/vg/original /orig
> # (cd /snap; tar cf - .) | (cd /orig; tar xvf -)
> 
> Of course the v option on the second tar invocation can be omitted to
> avoid seeing all the filenames of the files being copied.
> 
> Sincerely,
> 
> Ken Fuchs <kfuchs@winternet.com>
> 
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> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
> 

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