On Mon, Apr 25, 2016 at 05:21:38PM -0400, Christophe Gouinaud wrote:
> Helo,
>
> > Le 25 avr. 2016 à 16:28, Rob Owens <rowens AT ptd DOT net> a écrit :
> >
> > I had an issue with the root filesystem of my backuppc server (system A)
> > which
> > required a restore. So I moved the pool disk to another computer (system
> > B),
> > installed backuppc on that computer, booted system A off of a live CD, and
> > prepared for a restore.
> >
> > However, system B assigned a different UID to the backuppc user than system
> > A
> > did, so all of the files in the backuppc pool (now attached to system B)
> > did
> > not have the proper ownership. As a result, backuppc would not start. I
> > got
> > the "test hardlink failed" message.
> >
> > I considered changing the UID of the backuppc user (using the usermod
> > command)
> > but the UID I needed to change it to was already in use. So I did
> > 'chown -R backuppc.backuppc /var/lib/backuppc'. This took several hours,
> > as
> > there were 59 million files (mostly hard links). But it worked and I got my
> > restore done. (Note: I also chown'd my /etc/BackupPC files).
> >
> > So I'm trying to figure out the best way to avoid this in the future. Here
> > are some ideas I had. I'm looking for critiques and advice.
> >
>
> In case of emergency, you can mount the pool with bindfs and the appropriate
> uid.
>
Thanks! I didn't know about bindfs. I will look into it.
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