Hi Scott,
On 05/13/2015 08:52 AM, Scott Wood wrote:
On Tue, 2015-05-12 at 21:34 +0530, Hemant Kumar wrote:
Hi Scott,
On 05/12/2015 03:38 AM, Scott Wood wrote:
On Fri, 2015-05-08 at 06:37 +0530, Hemant Kumar wrote:
diff --git a/arch/powerpc/include/uapi/asm/kvm_perf.h
b/arch/powerpc/include/
On Tue, 2015-05-12 at 21:34 +0530, Hemant Kumar wrote:
> Hi Scott,
>
> On 05/12/2015 03:38 AM, Scott Wood wrote:
> > On Fri, 2015-05-08 at 06:37 +0530, Hemant Kumar wrote:
> >> diff --git a/arch/powerpc/include/uapi/asm/kvm_perf.h
> >> b/arch/powerpc/include/uapi/asm/kvm_perf.h
> >> new file mode
Hi Scott,
On 05/12/2015 03:38 AM, Scott Wood wrote:
On Fri, 2015-05-08 at 06:37 +0530, Hemant Kumar wrote:
From: Srikar Dronamraju
perf kvm can be used to analyze guest exit reasons. This support already
exists in x86. Hence, porting it to powerpc.
- To trace KVM events :
perf kvm stat
On Fri, 2015-05-08 at 06:37 +0530, Hemant Kumar wrote:
> From: Srikar Dronamraju
>
> perf kvm can be used to analyze guest exit reasons. This support already
> exists in x86. Hence, porting it to powerpc.
>
> - To trace KVM events :
> perf kvm stat record
> If many guests are running, we ca
* Hemant Kumar wrote:
>
> On 05/08/2015 09:58 AM, Ingo Molnar wrote:
> >* Hemant Kumar wrote:
> >
> >> # perf kvm stat report -p 60515
> >>Analyze events for pid(s) 60515, all VCPUs:
> >>
> >>VM-EXITSamples Samples% Time%Min Time Max
> >> Time Avg
On 05/08/2015 09:58 AM, Ingo Molnar wrote:
* Hemant Kumar wrote:
# perf kvm stat report -p 60515
Analyze events for pid(s) 60515, all VCPUs:
VM-EXITSamples Samples% Time%Min Time Max
Time Avg time
H_DATA_STORAGE 500635.30% 0.13%
* Hemant Kumar wrote:
> # perf kvm stat report -p 60515
> Analyze events for pid(s) 60515, all VCPUs:
>
>VM-EXITSamples Samples% Time%Min Time Max
> Time Avg time
>
> H_DATA_STORAGE 500635.30% 0.13% 1.94us 49.46us
> 12.3
From: Srikar Dronamraju
perf kvm can be used to analyze guest exit reasons. This support already
exists in x86. Hence, porting it to powerpc.
- To trace KVM events :
perf kvm stat record
If many guests are running, we can track for a specific guest by using
--pid as in : perf kvm stat rec
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