paul.py

#!/usr/bin/env python
"""Try to cause memory error due to subprocess' fork/clone behaviour.

It should produce:

    OSError: [Errno 12] Cannot allocate memory

http://stackoverflow.com/questions/20111242/how-to-avoid-errno-12-cannot-allocate-memory-errors-caused-by-using-subprocess
"""
import subprocess

s = 'b' * 3200000000
subprocess.check_call("doesn't matter")