[mythtv-users] Harddrive downgrade...

Karl Reichert Karl-Trampe at gmx.de
Wed Dec 12 09:47:02 UTC 2007

> > Keep the 300g drive with all the recordings in tact.
> > Backup the database.
> >
> > mysqldump -u mythtv -pmythtv mythconverg -c > mythtv_backup.sql
> >
> > Backup the mythtv_backup.sql file, preferably somewhere remote.
> >
> >
> > Install the 200g drive and install your distro of choice and mythtv.
> > Setup mythtv just like a brand new installation.  Go through
> > mythtv-setup, configure the cards, add your line ups etc...   Once you
> > have mythtv at the point where you can watch tv and schedule
> > recordings again, then restore the video files and the database.
> >
> >
> > Restore the database:
> > http://mythtv.org/docs/mythtv-HOWTO-23.html#ss23.7
> >
> >
> > I've used this method with great success many times now.
> >
> > If the disk spaced used for recorded programs is small enough, then
> > copy them over to the 200g drive temporarily and format the 300g drive
> > with xfs or jfs if you haven't already.   Otherwise delete everything
> > else off of the 300g drive and keep the file system as-is.
> >
> > Mount the 300g drive as /myth/tv, restore the files (if you moved and
> > formated), restore the database, and you should be back to normal.
> >
> > IMHO, this will be the cleanest (and arguably the easiest) way to do it.
> thanks Bill.  i appreciate the detail. :)  i'll give this a try and
> re-document the steps.  i may have a spare 200GB that i can start out
> with, and that would allow me to leave my current system intact so i
> could do the upgrade over several days.
> install spare drive as primary and do the install/config
> stick old drive back in to make use of existing db rules, recordings,.
> etc.
> clean 300 GB drive and format with XFS
> copy recordings from original 200GB drive to 300GB drive
> dump db to the network
> reinstall spare drive as primary, restore db, mount 300GB drive as
> /myth/tv
> primary drive will contain system, db, myth.  300GB will only be /myth/tv
> and on the seventh day i can rest and enjoy my MythTv with more
> recording space. :D
> thanks again

After you finished, could you please add the way to the mythtv wiki? I guess, others could be interested in this, too.

Thanks in advance
von Karl Reichert

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