Re: Xen vs VMware

[Joerg Sonnenberger <joerg@xxxxxxxxxxxxxxxxx>]

On Sat, Oct 21, 2006 at 06:38:06PM +0200, Andreas Hauser wrote:
> dillon wrote @ Wed, 18 Oct 2006 11:34:02 -0700 (PDT):
> 
> >     Xen is an operating environment.  Operating systems running under Xen
> >     have to be aware that they are running under Xen.
> 
> Unless you use a current processor (Intel or Amd e.g.) which come with hardware
> virtualization. There are only a handful of x86 hardware instructions that can't
> be virtualized without special hardware (like current processors have).
> It is currently no problem to run DragonFly under Xen on such systems.

It is still quite expensive and defeats the purpose of using Xen
(compared to using VMware). E.g. you still have to emulate devices and
have to do a lot more of copying etc.

Joerg