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https://en.m.wikipedia.org/wiki/Perf_(Linux) https://en.m.wikipedia.org/wiki/Perf_(Linux) It is all powered by hardware support in CPUs. Intel CPUs have 3 prog
by H8crilA 7y ago
https://en.m.wikipedia.org/wiki/Perf_(Linux) https://en.m.wikipedia.org/wiki/Perf_(Linux)
It is all powered by hardware support in CPUs. Intel CPUs have 3 programmable counters, you can set them to trace events, like instructions retired or Ln cache misses.