Messages in this thread | | | Date | Wed, 11 May 2011 10:57:44 +0200 | From | Joerg Roedel <> | Subject | Re: [RFC][PATCH 0/3] perf support for amd guest/host-only bits |
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On Tue, May 10, 2011 at 10:41:49PM +0200, Ingo Molnar wrote:
> 'perf kvm' is the tool that is making Linux instrumentation friendlier to KVM > developers. Can you think of ways to utilize this new feature there? > > For example a new 'perf kvm stat' feature could pass the exclusion bits to perf > stat automatically. 'perf kvm record' could record on the guest only by > default.
Yes, that would make sense. 'perf kvm' can default to guest-only profiling. Hmm, but that would change existing behavior. It is probably better to bind it to the --guest and --host parameters of perf-kvm. Okay, this changes existing behavior too, so the default-thing seems the better choice :)
Joerg
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