[Speed] Threading benchmark

[Victor Stinner]

I don't understand what you are trying to test. For example, for a
lock, it's very different if a single thread uses the lock, or if two
threads use the lock. None of your benchmarks seem to measure
concurrency.

Victor

2017-08-11 0:33 GMT+02:00 Bhavishya <bhavishyagopesh at gmail.com>:
> Hello,
>
> I as a part of my gsoc project(and on suggestion from my mentor )tried
> writing a bencmark for threading module.
>  It uses "perf" to measure crearion of objects like Thread,Semaphore,Locks
> etc. and few methods on them but It might lack on experience and the
> correctness of doing so.
>
> Here's the bm .
>
> And here are the results of a run on my local machine [specs]:
>
>
> python3 bm_threading.py
> .....................
> basic: Mean +- std dev: 14.4 us +- 0.4 us
> .....................
> condition: Mean +- std dev: 18.1 ns +- 1.1 ns
> .....................
> lock: Mean +- std dev: 18.1 ns +- 0.9 ns
> .....................
> rlock: Mean +- std dev: 19.4 ns +- 1.6 ns
> .....................
> semaphore: Mean +- std dev: 298 ns +- 56 ns
> .....................
> timer: Mean +- std dev: 6.74 us +- 0.65 us
>
>
>
> python2 bm_threading.py
> .....................
> basic: Mean +- std dev: 20.5 us +- 1.1 us
> .....................
> condition: Mean +- std dev: 148 ns +- 2 ns
> .....................
> lock: Mean +- std dev: 21.1 ns +- 0.7 ns
> .....................
> rlock: Mean +- std dev: 151 ns +- 3 ns
> .....................
> semaphore: Mean +- std dev: 336 ns +- 4 ns
> .....................
> timer: Mean +- std dev: 12.5 us +- 0.7 us
>
> So suggestions?
>
> Thank You
>
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