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A comment on Evaluation of CPU profiling tools: gperftools, Valgrind and gprof (2015).

Re:Evaluation of CPU profiling tools: gperftools, Valgrind a... by pjc50 on Monday November 11, 2019 @07:58AM (#21504456)
Also worth considering is Oprofile: https://en.m.wikipedia.org/wiki/OProfile
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Re:Evaluation of CPU profiling tools: gperftools, Valgrind a... by redis_mlc on Monday November 11, 2019 @08:46AM (#21504759)
I used to use oprofile, but I don't think it works on current kernels.

So I use "perf stat" now. :)

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