Messages in this thread | | | Date | Fri, 27 Jan 2012 11:44:42 +0100 | From | Ingo Molnar <> | Subject | Re: Shift by one instruction in the perf annotate output |
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* Peter Zijlstra <a.p.zijlstra@chello.nl> wrote:
> On Fri, 2012-01-27 at 11:27 +0100, Ingo Molnar wrote: > > > On Core2 CPUs there's PEBS so 'p' will work, but there's no > > LBR so the IP-rewinding does not work. > > Not on his thing.. PEBS is a trainwreck on model 15.
ok - i have a model 23, there it works:
[ 0.044260] CPU0: Intel(R) Core(TM)2 Duo CPU T9600 @ 2.80GHz stepping 06 [ 0.044996] Performance Events: PEBS fmt0+, Core2 events, Intel PMU driver.
Thanks,
Ingo
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