Antoine Pitrou <pit...@free.fr> added the comment: And here is new performance patch (Victor's patch was outdated because of heavy changes incorporated from Unladen Swallow). Results of bench_pickle.py are as follows:
* Python 2.7 (cPickle): Protocol 0 - dump: 189.8 ms - load (seekable=False): 318.1 ms - load (seekable=True): 321.2 ms Protocol 1 - dump: 58.2 ms - load (seekable=False): 89.5 ms - load (seekable=True): 89.4 ms Protocol 2 - dump: 58.0 ms - load (seekable=False): 89.1 ms - load (seekable=True): 89.1 ms * Python 3.2 (unpatched): Protocol 0 - dump: 144.5 ms - load (seekable=False): 530.7 ms - load (seekable=True): 530.5 ms Protocol 1 - dump: 27.8 ms - load (seekable=False): 280.4 ms - load (seekable=True): 279.9 ms Protocol 2 - dump: 27.8 ms - load (seekable=False): 280.6 ms - load (seekable=True): 281.9 ms * Python 3.2 + patch: Protocol 0 - dump: 146.4 ms - load (seekable=False): 611.1 ms - load (seekable=True): 194.2 ms Protocol 1 - dump: 27.3 ms - load (seekable=False): 254.7 ms - load (seekable=True): 31.2 ms Protocol 2 - dump: 27.3 ms - load (seekable=False): 254.6 ms - load (seekable=True): 31.2 ms ---------- Added file: http://bugs.python.org/file18984/unpickleprefetch.patch _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue3873> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: http://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
