This is exactly what I thought.
Currently with my VPS offering, I use pygrub, with the user's
kernel being stored on their disk image, so they can change it if they
The only big advantage is that customers can install
operating systems that do not support pv operation (e.g. Windows). Some small
advantages like using own GRUB or kernels can be achieved in pv environment, too
(pvgrub, pygrub), but those hosters probably don't enable that for pv
Another little point is that not all HVM features are available for pv
guests, especially with pv_ops guest and host kernels (for example: USB
passthrough, PCI / VGA passthrough; the first two not yet with pv_ops kernels,
VGA passthrough is always only available for HVMs). But as long as you don't
want to offer physical hardware to your clients, this doesn't matter for VPS
Probably I missed an important point, but AFAIK there is no
advantage of having a Linux server system in a HVM instead of a PV
Am 27.08.2010 08:41, schrieb Jonathan Tripathy:
I've noticed some VPS hosting companies offering a Xen "HVM"
option. What are the advantages of a Linux HVM VPS over a PV one?
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