[mythtv-users] migrating a backend

[Nick Rout]

On Thu, Mar 12, 2009 at 2:51 PM, Jason Weida <jason.m.weida at gmail.com> wrote:
> I've done some googling, wiki-searching and a gossamer search and have not
> typed in the magic words that would point me to a good set of instructions
> on what needs to be done in order to migrate to a new backend.  Well, really
> not so much new.  I'm planning on wiping my current ubuntu based backend
> (where Myth was added as an afterthought) and installing mythbuntu on the
> same machine.  I've got my OS/DB on a 40G drive, my recordings on a 160G
> drive.  I'm also adding a new 250G drive for additional storage space.
>
> I've found and downloaded mythconverg_backup.pl and mythconverg_restore.pl
> and feel comfortable running those, but without some solid reassurance, I
> don't yet have the guts to pull the trigger on this migration.  I'd
> obviously like to retain all my recordings, commercial scans, recording
> schedules and recording history, which I assume is all covered in the
> database backup, sans the recordings which will remain on the same 160G
> drive.  The rest is easy enough to set up (installing my HDHR, SchedDirect
> info).
>
> So, here's my plan:
> 1. backup the database using the mythconverg_backup script and copy to a
> flash drive.
> 2. pop in the mythbuntu live CD, run through the guided installation, taking
> care not to format my 160G drive.
> 3. restore the database using the mythconverg_restore.pl script
> 4. run through the mythbackend setup GUI to set up my tuner
>
> I would *greatly* appreciate any feedback from anyone who has experience
> with this.  If I can get some confirmation on my plan, I'd be happy to add
> it to the wiki, even if it's just a page that points to the database
> backup/restore.  I believe that this would be the same procedure regardless
> of if you're re-installing the OS vs. upgrading/moving to new hardware.

That sounds pretty sound, but others will tell you if you have missed
something major.

My only tip is to unplug the 160GB drive during the install, just in
CASE you or the installer accidentally format it.