Open Stack

You can do it with QEMU. It works just fine. with the performance you can
expect from nested virtualization.

~Swapnil



On Wed, Oct 2, 2013 at 2:23 PM, Bob Ball <bob.ball at citrix.com> wrote:

>  I can’t speak for KVM, but this is certainly possible using XenServer.
> We’ve run nested virtualisation and nested OpenStack instances (primarily
> devstack instances for testing) many times.****
>
> There is a degradation in performance, as you would expect from nested
> virtualisation, but it’s definitely functional.****
>
> ** **
>
> Bob****
>
> ** **
>
> *From:* Marco Fornaro [mailto:Marco.Fornaro at huawei.com]
> *Sent:* 02 October 2013 08:58
> *To:* openstack at lists.openstack.org
> *Subject:* [Openstack] Openstack IN a Virtual Machine?****
>
> ** **
>
> Hi All,****
>
> ** **
>
> I have a question on Openstack that is quite important for my cloud
> architecture:****
>
> ** **
>
> à *Can I have a complete Openstack instance running ON a VIRTUAL MACHINE?*
>
> ** **
>
> *Or, generalizing: can I have “nested” openstack instances?*
>
> ** **
>
> …and ….If this is possible…are there any constraints?****
>
> ** **
>
> NOTES:****
>
> ->I’m interested to openstack instances WITH all network features
> available, meaning Quantum server with (preferably) openwswitch plugin, so
> I would be interested in VMs with a nested openstack image that do provide
> or access quatum server features…BUT even a flat DHCP network would be
> better than nothing!****
>
> ->I normally use KVM as Hypervisor****
>
> ** **
>
> ** **
>
> Thanks so much for any help****
>
> ** **
>
> ** **
>
> Best Regards****
>
> ** **
>
> Marco Fornaro****
>
> ** **
>
> P.S.: if this is a “newbie” question I apology, but I cannot find a clear
> answer in doc (see for instance
> https://wiki.openstack.org/wiki/HypervisorSupportMatrix) AND perhaps some
> little words could save a lot of time when trying to realize such a nested
> achitecture****
>
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