valgrind

Usage

Run python3 -m pip install valgrind.

In benchmark.py put:

import valgrind

if __name__ == "__main__":
  some_startup_code()
  valgrind.callgrind_start_instrumentation()
  some_expensive_function()
  valgrind.callgrind_stop_instrumentation()
  valgrind.callgrind_dump_stats("myprofile")

Run valgrind --tool=callgrind --instr-atstart=no python3 benchmark.py.

See profile in myprofile file. Consider opening with KCachegrind or QCachegrind.

Authors

Matthias Braun