Re: [Xen-users] Re: Cloning a Windows VM

[Christian Horn <chorn@xxxxxxxxxxxx>]

On Thu, Jun 21, 2007 at 03:51:57PM +0530, Ligesh wrote:
> On Thu, Jun 21, 2007 at 01:01:40AM +0200, Artur Linhart - Linux communication 
> wrote:
> >     Is it impossible just to create new logical volume of the same size
> > with lvcreate and simply copy with dd all bytes from the old LV to the new
> > one and only modify the configuration file to read from the new physical
> > device? (or to create the modifiable snapshot logical volume) I think this
> > could work - the partition itself should know nothing about the physical
> > location where and how it really runs... Or am I wrong?
> > 
> 
>  That's the brute force method, which is what I am doing now. But it takes 
> too long, 

I would also do this complete copy, but create a big file with zeros inside 
the VM bevore taking the backup.
If you are not using some ntfs-encryption then a gzip -3 </dev/vg/lv_win 
>backup.gz
will give you a not-so-large backup.


Christian

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