#! /usr/bin/env python

import gc
import sys
import time
import threading
import subprocess


def main():
    assert gc.isenabled()

    try:
        sys.setswitchinterval(0.00001)
    except AttributeError:
        sys.setcheckinterval(0)

    while gc.isenabled():
        print("Starting threads...")
        stop_event = threading.Event()
        threads = []
        for x in range(64):
            thread = threading.Thread(target=thread_body, args=(stop_event,))
            thread.start()
            threads.append(thread)

        time.sleep(10)
        print("Stopping threads...")
        stop_event.set()
        for thread in threads:
            thread.join()
    
        print("GC:", gc.isenabled())
        time.sleep(2)


def thread_body(stop_event):
    while not stop_event.is_set():
        subprocess.Popen(["true"])


if __name__ == "__main__":
    main()