[mythtv-users] Clone MythTV HDD
John Drescher
drescherjm at gmail.com
Wed Aug 5 17:57:03 UTC 2009
On Wed, Aug 5, 2009 at 1:46 PM, David Brodbeck<gull at gull.us> wrote:
> On Wed, August 5, 2009 12:08 am, Simon Hobson wrote:
>> There is of course a complication if (like me) you use LVM (I've got
>> 15 LVs in two VGs - it's a Xen box with several guests). You can
>> either use a different VG name for the new disk (which I did), or you
>> can rename either the old one before you start, or the new one after
>> you've finished copying. If you use a different name, you'll have to
>> adjust fstab and all your Xen guest configs to suit.
>
> In theory, if you use LVM, couldn't you attach the new disks to the old
> machine, add them to the LVM pool, use pvmove to migrate data from old to
> new, then remove the old disks from the pool?
>
That should work, I have done that successfully several times.
John
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