Bernt Røskar Brenna added the comment: Increasing max_workers to 5 and running 20 tasks highlighs the 3.3-3.4 difference (code in attached file testscript4.py):
Version: 3.4.0a4 (v3.4.0a4:e245b0d7209b, Oct 20 2013, 19:23:45) [MSC v.1600 32 b it (Intel)] Platform: Windows-XP-5.1.2600-SP3 Tasks: 20 task_type #threads result subprocess_redirfile 5 4 errors (of 20) subprocess_redirfile 1 OK subprocess_devnull 5 OK subprocess_devnull 1 OK subprocess_noredirect 5 OK subprocess_noredirect 1 OK nosubprocess 5 OK nosubprocess 1 OK Version: 3.3.2 (v3.3.2:d047928ae3f6, May 16 2013, 00:03:43) [MSC v.1600 32 bit ( Intel)] Platform: Windows-XP-5.1.2600-SP3 Tasks: 20 task_type #threads result subprocess_redirfile 5 18 errors (of 20) subprocess_redirfile 1 OK subprocess_devnull 5 19 errors (of 20) subprocess_devnull 1 OK subprocess_noredirect 5 OK subprocess_noredirect 1 OK nosubprocess 5 OK nosubprocess 1 OK ---------- Added file: http://bugs.python.org/file32685/testscript4.py _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue19575> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
