* Fwd: The overhead of sampling in perf record
[not found] <CAOJauOC53oai36QmGy19H_z51E7P4eBoQJympuz0_Z9j=3f6Sg@mail.gmail.com>
@ 2013-11-07 0:46 ` AmirReza Ghods
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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
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2013-11-07 0:46 ` Fwd: The overhead of sampling in perf record AmirReza Ghods
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