[CentOS] xen vs kvm for virtualization on centos/rhel?

Mon Aug 9 19:00:38 UTC 2010
James Hogarth <james.hogarth at gmail.com>

RHEL6 will not have xen for hosting. It could be a xen guest.  If you are
teaching with the concept of having guests under the RHEL host and you want
your teachings relevant going forwards you will need to cover kvm.

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On 9 Aug 2010 19:35, "Paul Heinlein" <heinlein at madboa.com> wrote:
> On Mon, 9 Aug 2010, Robert P. J. Day wrote:
>> as i'm reviewing the courseware for the rhel (centos) course i'm
>> teaching next week, i'm going to ask the occasional question,
>> possibly technical, possibly more policy.
>> first one involves the choice for virtualization. the course has a
>> short section involving virt using xen but everything i've read
>> suggests that red hat is concentrating on kvm for virt. thoughts on
>> that? i have the freedom to replace the xen section with one
>> covering kvm instead.
> KVM feels less intrusive to me, but Xen configuration seemed to have a
> shorter learning curve.
> I don't really need a lot of performance in my VMs, so I can't comment
> on speed; both do the trick.
> Red Hat has done a nice job with virsh and virt-install, which both
> work as advertised whether you're running Xen or KVM.
> My suggestion, fwiw, is to figure out if students are more interested
> in maintaining an installed base of VMs or in installing a new VM
> infrastructure. Chances are, maintenance is more Xen-heavy, while KVM
> is more the way forward for new installations.
> --
> Paul Heinlein <> heinlein at madboa.com <> http://www.madboa.com/
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