[mythtvnz] Installed new storage drive - lost previous recordings

[Paulgir]

On Thu, 02 Feb 2012 15:54:39 +1300, Ross Williamson <ross at inertia.net.nz>  
wrote:

>> I guess it would be advisable to keep the new drive for recordings etc.
>> and the smaller drive for the OS .
>> What is the best way to move those existing recordings off the
>> smaller  drive?
>
> What you'll want to do is:
>
> 1) Create a temporary mount point
>
> sudo mkdir /mnt/tmp
>
> 2) Mount the new drive there. Going by your first email, I'm going to  
> assume this is /dev/sdb1
>
> sudo mount /dev/sdb1 /mnt/tmp
>
> 3) You now need to move the files from /var/lib/mythtv to /mnt/tmp -  
> there are a number of ways to do this. Do you already have the MythTV  
> folder structure on the new drive? You can check by running:
>
> find /mnt/tmp
>
> And checking the results. If it just prints:
>
> /mnt/tmp
>
> Then you can do a simple mv:
>
> sudo mv /var/lib/mythtv/* /mnt/tmp/
>
> On the other hand, if it prints:
>
> /mnt/tmp
> /mnt/tmp/recordings
> /mnt/tmp/video
> [...etc etc...]
>
> You'll effectively need to merge the old and new structures. You could  
> do a cp followed by an rm, or an rsync command similar to this one:
>
> sudo rsync -av /var/lib/mythtv /mnt/tmp --remove-sent-files  
> --ignore-existing
>
> (explanation: this does a one-way sync from /var/lib/mythtv to /mnt/tmp,  
> removing the files as it goes)
>
> 4) After you are satisfied your recordings are now in /mnt/tmp (run the  
> find command above again to check), you need to unmount the new drive  
> from the temporary mount:
>
> sudo umount /mnt/tmp
>
> 5) And finally, run your original mount command again:
>
> sudo mount /dev/sdb1 /var/lib/mythtv
>
> Hopefully, you now have everything there. Disclaimer: I've done this  
> entirely from my head so I may have missed a detail or two.
>
> Good luck
>
> Ross
>
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That worked.
I will probably shrink the size of the 160GB partition the OS is on and
create another partition to use some other storage.

Thanks Ross and Nick for the help.