Re: KVM PMU virtualization

Ingo Molnar
2010-02-26T13:19:25Z

* Avi Kivity <avi@redhat.com> wrote:

> Can you emulate the Core 2 pmu on, say, a P4? [...]

How about the Pentium? Or the i486?

As long as there's perf events support, the CPU can be supported in a soft
PMU. You can even cross-map exotic hw events if need to be - but most of the
tooling (in just about any OS) uses just a handful of core events ...

Ingo