Re: [Xen-users] question on migrating disk from current server to HVM

[Sadique Puthen <sputhenp@xxxxxxxxxx>]

xenlist@xxxxxxxxxxxxx wrote:
> I'm trying to decide the best way to migrate the contents of a disk on 
> a live server to a hardware virtual machine under Xen.
> The live server has an 83G disk with three partitions:
>
>     100M     /boot with ext2
>     2G     swap
>     81G    / with ext3
>
> On the Xen server, I have a hardware RAID storage with LVM2 running.  
> I have created a logical volume for the new HVM.
> Here's the question:  Is there any way to copy the disk contents 
> and/or structure from the live server to the logical volume without 
> having to boot an OS and format the logical volume first?
> I've run a sample dd command on /dev/hda on the live server, piping it 
> through gzip to a spare disk.  It compresses down to about 8G.  I'm 
> just not sure what to do with it now that I have it.  Can I simply 
> uncompress, pipe through dd and send it to the device for the logical 
> volume?
Just dd if=<uncompressed file> of=/dev/mapper/logical-volume  would work?

--Sadique

> Any good examples out there for this?
>
> Thanks.
>
> LT
>
>
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