[rhelv6-list] [rhelv5-list] [HOWTO] Running Xen 4.0 dom0 (host) on RHEL6

[solarflow99]

> Just out of curiosity,
>>
>> why would someone want to run Xen over KVM in RHEL6?
>
> In my case, I can think of various reasons :
>  * I already have puppet modules, classes and definitions to manage Xen
>   dom0 servers and all of their domU configurations.
>  * I already have puppet modules using stored configurations to
>   automatically enable nagios monitoring for all servers and
>   transparently set a whole bunch of Xen specific details : dom0 as
>   the parent node, dom0 monitoring of which Xen domUs are running,
>   domU facts about their dom0, etc.
>  * All of my internal documentation about Xen is complete, clean and
>   fully updated. Ready to be followed.
>
> Given the above, switching to anything other than Xen will require a
> significant amount of work in order to get to the same level. I'm not
> saying it won't happen... but I do plan to stick with RHEL5 dom0s for a
> while instead of jumping onto the KVM bandwagon :-) RHEL6 dom0s would
> be another interesting option, though I would definitely feel more
> comfortable sticking with RHEL5 and Xen 3, which I know inside out.


I guess if your processors don't have hardware virtualization that
might be 1 more reason, i'd feel pretty sorry for anyone trying to run
VM's on a cpu like that with kvm:)