[issue5906] Risk of confusion in multiprocessing module - daemonic processes

[Eryk Sun]

Eryk Sun added the comment:

> e.g., a Pool worker dies with an assert(!) error if it tries to create 
> its own Pool for something

A daemon process could create a child daemon when the OS can ensure that no orphans are left behind (e.g. call Linux prctl to set PR_SET_PDEATHSIG as SIGKILL). This would allow a pool worker to create another process pool.

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<http://bugs.python.org/issue5906>
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