[Fedora-xen] what steps are required to manually move a PV domU from one machine to another?

[Olivier Renault]

itamar wrote:
> Can you explain for me how to do this using LVM ?
> 
> 
> there are a easy way to move a lvm partition from a machine to another 
> over network ?
> 
> 
You can easily do it with dd.

Create your LV on the host you would like to copy the VM to.
dd if=/dev/rootvg/guest1 | ssh newhost dd of=/dev/rootvg/copyguest1

Regards,
Olivier
> 
> 
> 
> Daniel P. Berrange wrote:
>> On Sat, Feb 02, 2008 at 12:48:20PM -0800, fc xen list wrote:
>>  
>>> Hi,
>>>
>>> I am having a problem - I created a lovely bunch of F8 x86_64 domUs 
>>> and I want to create a vast clone army of them using different dom0s. 
>>> The problem is, I do:
>>>
>>> fm # virt-install c1 (no graphics)
>>> fm # xm start c1
>>> fm # xm shutdown c1 [ ok I don't _always_ shut it down :P  ]
>>>     
>>
>> Welcome to the world of massive data corruption if you copy the
>> disk without shutting down.
>>
>>  
>>> fm # scp -p c1.img othermachine:/var/lib/xen/images
>>> then:
>>> om1 # virsh define c1.xml
>>>     
>>
>> You can't just use the same XML for each - you need to change the UUID,
>> the namem, and disk image in the XML at very least.
>>
>>  
>>> om1 # xm start c1
>>>
>>> and hangville,
>>> if I do:
>>> om1 # xmstart c1 -c
>>> it seems to hang just after the grub boot menu.
>>>     
>>
>> Define hang ? If the guest is configured with graphical framebuffer it
>> is perfectly expected that you'll not see anything on the text console
>> while booting.
>>
>>  
>>> I assume I am "doing it wrong" but this worked great in the past.
>>>     
>>
>> You might want to try the 'virt-clone' tool which will automate much of
>> the stuff.
>>
>> Dan.
>>   
> 
> 
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