Can I move an LVM as I can move an ISO

[Ahmed Kamal]

  On 10/05/2010 08:16 PM, Tapas Mishra wrote:
> On Tue, Oct 5, 2010 at 11:11 PM, Peter Matulis
> <peter.matulis at canonical.com>  wrote:
>> You can transfer the volume over the network and end up with another
>> volume if you create one on $remotehost beforehand of the same size.
>> Then have netcat listen on some port, say 9000, and pipe it to that new
>> volume:
>>
>> $ nc -l 9000 | sudo dd of=/dev/vg/backup
>>
>> Then on the source:
>>
>> $ sudo dd if=/dev/mapper/myvolume | nc $remotehost 9000
>>
> Ok this is some thing I would be trying in next 24 hours.
> I am having a doubt LVM is a block device do I not need to create an
> LVM of same size on the remote machine to be able to do so?
> The LVM on the original server stores a guest OS running,on KVM on Lucid.
> so will I be able to boot from the LVM copied with the above method on
> KVM running on destination server.
> Given that I create xml for guest in similar fashion.
>
Yes you need to create the target LVM volume on the target server before 
copying over network.
use lvdisplay and lvcreate to create the second LVM volume of "exactly" 
the same size (in LE logical Extent units), or if in doubt, just create 
a larger one