[CentOS] Virtualization platform choice

Thu Mar 31 14:14:41 UTC 2011
David Sommerseth <dazo at users.sourceforge.net>

On 29/03/11 21:13, Kenni Lund wrote:
> Den 29/03/2011 15.41 skrev "David Sommerseth" <dazo at users.sourceforge.net>:
[...snip...]

Thanks a lot for good information!

> The main problem is Windows guests, which easily chokes on hardware
> changes (forced reactivation of Windows or unbootable with BSOD). Each
> qemu-kvm version will behave differently, so moving from one major
> qemu-kvm version to another (0.1x -> 0.1y), will most likely change
> the virtual hardware seen by the guest, unless you have libvirt etc.
> configured to keep track of the guest hardware.

Do you know how to set up this?  Or where to look for more details about
this?  I do have one Windows guest, and I can't break this one.

> If it's only Linux guests, it should work fine when moving the guests
> between any recent Linux distribution with KVM. Of course, if you
> don't use libvirt or a similar management solution, the hardware in
> the guest will likely change, for example causing your MAC-addresses
> of your NICs to change, etc, when moving to a new KVM host.

It's all using libvirt already, so this should be pretty much the same.


kind regards,

David Sommerseth