[Python-ideas] cross platform memory usage high water mark for improved gc?

Christian Heimes lists at cheimes.de
Tue Mar 11 20:57:02 CET 2008

Aaron Watters wrote:
> It would be nice if the threshold would adjust based
> on the performance characteristics of the app.
> In particular it'd be nice if the garbage collector would
> notice when it's never finding anything and wait longer
> everytime it finds nothing for the next collection attempt.

Have you read the code and comments in Modules/gcmodule.c? The cyclic GC
has three generations. A gc sweep for the highest generation is started
every 70,000 instructions. You can tune the levels for the generations
yourself through the gc module set threshold function.


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