multiprocessing / forking memory usage

[Aahz]

In article <mailman.771.1243360355.8015.python-list at python.org>,
Randall Smith  <randall at tnr.cc> wrote:
>
>I'm trying to get a grasp on how memory usage is affected when forking 
>as the multiprocessing module does.  I've got a program with a parent 
>process using wx and other memory intensive modules. It spawns child 
>processes (by forking) that should be very lean (no wx required, etc). 
>Based on inspection using "ps v" and psutil, the memory usage (rss) is 
>much higher than I would expect for the subprocess.

One option if you're concerned about memory usage is to os.exec() another
program after forking, which will overlay the current process.
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