[Fedora-xen] provisioning virtual machines

[Pasi Kärkkäinen]

On Wed, Jun 27, 2012 at 12:15:52PM -0400, Bill Davidsen wrote:
> Arindam Choudhury wrote:
> >Hi,
> >
> >I am trying to provision virtual machines  to create a virtual
> >machine cluster. If I try to transfer a pre-build virtual machine,
> >its too time consuming and hard on network. So the idea of using
> >bootstrap or kickstart seems better. Can any body point a good
> >tutorial how to do this?
> >
> >Actually I have a master image and I have to copy it on all the
> >nodes and create virtual machines. Is there any other way to do
> >it?
> >
> Not having done such a thing with xen, I can only say that you can
> do it with kvm, starting with a base image and making multiple copy
> on write (COW) machines which pretty much create instantly and take
> only as much disk space as the changed data. I would hope the xen
> tools would support a similar approach, but I can't tell you how to
> do it. Roll out of a name machine is five minutes or so, start the
> new VM with a fresh MAC address so your DHCP server gives it a
> unique IP, set the name and services and go.
> 
> I present this since you asked, not as a recommendation to do it the way I do...
>

Yes there are many ways to do it.
You could use qemu qcow image files, or LVM snapshots, or whatever really..

-- Pasi


> >Regards,
> >Arindam
> >
> >
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> >xen at lists.fedoraproject.org
> >https://admin.fedoraproject.org/mailman/listinfo/xen
> 
> 
> -- 
> Bill Davidsen <davidsen at tmr.com>
>   We are not out of the woods yet, but we know the direction and have
> taken the first step. The steps are many, but finite in number, and if
> we persevere we will reach our destination.  -me, 2010
> 
> 
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