Messages in this thread | | | Date | Fri, 30 May 2014 09:39:34 +0200 | From | Peter Zijlstra <> | Subject | Re: Implement PEBS virtualization for Silvermont |
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On Thu, May 29, 2014 at 06:12:03PM -0700, Andi Kleen wrote: > PEBS is very useful (e.g. enabling the more cycles:pp event or > memory profiling) Unfortunately it didn't work in virtualization, > which is becoming more and more common. > > This patch kit implements simple PEBS virtualization for KVM on Silvermont > CPUs. Silvermont does not have the leak problems that prevented successfull > PEBS virtualization earlier.
Silvermont is such an underpowered thing, who in his right mind would run anything virt on it to further reduce performance?
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