Re: Vmware Server 2 and KVM....
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Thanks for the clarification.
On 17 Aug 2010 17:57, "Pasi Kärkkäinen" <pasik@xxxxxx> wrote:
> On Tue, Aug 17, 2010 at 09:35:24AM +0100, James Hogarth wrote:
>> > Uh.. are you mixing Xen and KVM now?
>> > I think KVM *always* requires the kernel module, aka CPU support for hardware virtualization.
>> > -- Pasi
>> You might be right... having trouble googling something... but I
>> thought that kvm without -enable-kvm (or with -no-kvm) and with
>> -kernel, -append and -initrd specified could be used for a
>> paravirtualized guest .... However that might just be fully emulated
>> on qemu which might or might not help rather than
> Without KVM Qemu runs everything on pure software,
> so it's still full virtualization, but damn slow.
>> My apologies if I err ^^ been a while since I had a system without
>> available an vmx/svm interface on the CPU....
>> I know for a fact that libvirt doesn't support PV guests under KVM...
>> virt-install (which uses libvirt) will refuse to try it etc.
> Yeah, because PV guests are *Xen* guests.
> To run PV guests you need to be running Xen hypervisor.
>> I'll test it later this week to satisfy my curiosity ;)
> "Xenner" is a separate tool that is able to run some Xen PV guests on KVM,
> but it's experimental and it's not developed anymore.
> Xenner requires KVM, and thus CPU virtualization extensions.
> Only way to run Xen PV guests on a hardware without CPU virtualization support
> is to actually use Xen hypervisor :)
> -- Pasi
> CentOS-virt mailing list
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