On Tue, May 24, 2011 at 21:59, Tollef Fog Heen <[email protected]> wrote:

> AIUI, you can't use a pvops-based Xen kernel on older Xen hypervisors,
> so if your dom0 is RHEL5, for instance you can't use a too new domU or
> it won't run.  (This is all repeated from people who do use Xen, I don't
> use it myself and have not verified the claims, but they don't seem to
> be completely unreasonable from how I understand Xen works.)

While there are workarounds, it's not common practice to actually work
around this as things can break weirdly. So yes, this is a very real
concern.


> While systemd is nice and good, it'd be be useful to not leave other
> init systems instantly buggy when releasing FHS 3.0 because they lag
> somewhat behind.

Or even choose another mechanism for whatever reason.


Richard
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