[issue42471] Slowdown in socket tests noticed since Py3.8

[Ned Deily]

Ned Deily <nad at python.org> added the comment:

Do your tests use the multiprocessing module? As of 3.8, the default start method for multiprocessing on macOS was changed from “fork” to “spawn”:

https://docs.python.org/3.8/library/multiprocessing.html#contexts-and-start-methods

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nosy: +ned.deily, ronaldoussoren

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