zhen yuan zhenyuan992
zhenyuan992
/ benchmark_python_multiprocessing.py
Last active
December 5, 2022 06:55
benchmarks python's build-in multiprocessing. uses all the threads available in the system.
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| import multiprocessing as mp | |
| import timeit | |
| threads=mp.cpu_count() | |
| print(f"Number of threads: {threads}") | |
| vlist=range(15000) # takes about 5 seconds to run serially | |
| def f(v): | |
| return sum([v_ for v_ in range(v)]) | |
| start_pool = timeit.default_timer() | |
| with mp.Pool(threads) as p: |