1. flame graph, 火焰图，cpu调用频率

https://github.com/evanhempel/python-flamegraph

python -m flamegraph -o perf.log myscript.py --your-script args here

https://github.com/brendangregg/FlameGraph

flamegraph.pl --title "MyScript CPU" perf.log > perf.svg

file

  1. 耗时

http://stackoverflow.com/questions/582336/how-can-you-profile-a-python-script

python -m cProfile -s time mine.py <args>

file

参考

http://stackoverflow.com/questions/582336/how-can-you-profile-a-python-script https://wiki.python.org/moin/PythonSpeed/PerformanceTips#Profiling_Code