[Python-3000] Is reference counting still needed? (original) (raw)
Brian Harring ferringb at gmail.com
Wed Apr 19 21:29:10 CEST 2006
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On Wed, Apr 19, 2006 at 03:07:50PM -0400, Tim Peters wrote:
and it matters. I noted this in public in 1999, after Neal Schemenauer tried replacing all of Python's gc with BDW mark-sweep, and reported:
I started with Sam Rushing's patch and modified it for Python 1.5.2c. To my surprise, removing the reference counting (PyINCREF, PyDECREF) actually slowed down Python a lot (over two times for pystone). That thread should still be required reading for anyone thinking of changing CPython's gc strategy: http://mail.python.org/pipermail/python-list/1999-July/0073.html
Seem to have missed a few digits in the url...
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