Messages in this thread | | | Date | Sun, 11 Aug 2013 22:59:58 -0300 | From | Karim Yaghmour <> | Subject | Re: Reading perf counters at ftrace trace boundaries |
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On 13-08-11 10:47 PM, Andi Kleen wrote: > That's what normal sampling already does. > > If you're worried about systematic shadow effects just randomize a bit.
That's actually the point. I'd like to be able to study/compare both approaches. I could be completely off, but I'd like to see if a divide and conquer approach (i.e. based on ftrace) wouldn't take the guesswork out of smart randomization. Just a hunch.
-- Karim Yaghmour CEO - Opersys inc. / www.opersys.com http://twitter.com/karimyaghmour
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