[mythtv-users] Harddrive downgrade...

Bill Omer bill.omer at gmail.com
Tue Dec 11 16:58:04 UTC 2007


On Dec 11, 2007 10:59 AM, Andrew Close <aclose at gmail.com> wrote:
> hey all,
>
> the KnoppMyth Wiki has instructions on how to do a harddrive upgrade
> (http://www.knoppmythwiki.org/index.php?page=HardDriveUpgrade) that
> look very straightforward.  i'm sure there are other sources of easy
> instructions, but that was the first place i looked.
>
> anyway, the instructions assume you are 'upgrading' to a harddrive of
> equal or greater size.  i would like to downgrade my existing drive
> (300GB, or is it 300GiB? :) to a 200GB drive that just contains all
> partitions minus the /myth/tv partition.  i'd like to use the 300GB
> drive exclusively for /myth/tv.  my understanding of the 'dd' command
> is that it does a bit for bit copy, so if i have more bits on one
> drive than can fit on the other i may run into problems.  is there a
> quick and easy way to migrate everything to the 200GB drive and then
> expand the /myth/tv partition on the 300GB drive to encompass the
> whole drive?  or some similar solution?  i guess the key is quick,
> since this is my production system and i don't have another box to
> play with.
>
> thanks for any and all suggestions.
> oh, please feel free to tell me to RTFM as long as you provide a link. ;)
>

Why not enable the option to require XXGB free?  If you make myth
leave 100GB free, then the space should shrink by its self.  Then you
can install your 200GB drive and use dd.


-- 
Regards,
Bill Omer


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