Thanks, Was a rough week.. I did reinstall and did see it was the xen-4.1-amd64.gz hypervisor file. I was somehow reading the presentation as the hypervisor was now integrated into the kernel.. That's what happens with deadline and no sleep. :)
thanks On Sat, Apr 27, 2013 at 1:58 AM, Ian Campbell <i...@hellion.org.uk> wrote: > CCing the list again, please keep the list included. > > On Fri, 2013-04-26 at 11:00 -0600, gary mazzaferro wrote: > > > > My confusion was from the XEN kernel binary installed with the XEN > > package. If the kernels are the same flavour, why install another > > kernel binary ? (just a rhetorical question) > > Are you perhaps confusing the Xen hypervisor binary (package) with the > Linux kernel binary (package)? > > Xen is a type I hypervisor, that means it runs directly on the bare > metal. The dom0 Linux kernel runs as a guest kernel under it. > > In the past Linux needed special patches to run on top of Xen (and hence > there was a special xen flavour of the Linux kernel packages in Debian > in Squeeze and before) but this is no longer the case in Wheezy and the > standard Linux kernel flavours work as a guest under Xen too. It is this > aspect I was referring to in that talk. > > > I' doing some other platform driver work at the moment. I'll post the > > XEN version in a bit. > > The Xen hypervisor contains very few drivers, the majority of the > peripheral hardware is driven by the dom0 kernel or, if you wish, by > specialised driver domains. > > Ian. >
