* Fwd: The overhead of sampling in perf record [not found] <CAOJauOC53oai36QmGy19H_z51E7P4eBoQJympuz0_Z9j=3f6Sg@mail.gmail.com> @ 2013-11-07 0:46 ` AmirReza Ghods 0 siblings, 0 replies; only message in thread From: AmirReza Ghods @ 2013-11-07 0:46 UTC (permalink / raw) To: linux-perf-users Hi all, Could you please explain the overhead of sampling with perf record? I mean, when I do sampling with high frequencies, such as 10000Hz, the accuracy of counting the events decreases. I want to know the exact source of overheads which makes the results less accurate. Best, Amir ^ permalink raw reply [flat|nested] only message in thread
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2013-11-07 0:46 ` Fwd: The overhead of sampling in perf record AmirReza Ghods
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