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# Copyright (c) 2017-2025. The SimGrid Team. All rights reserved.
#
# This program is free software you can redistribute it and/or modify it
# under the terms of the license (GNU LGPL) which comes with this package.
"""
Usage: actor-daemon.py platform_file [other parameters]
"""
import sys
from simgrid import Actor, Engine, Host, this_actor
def worker():
"""The worker actor, working for a while before leaving"""
this_actor.info("Let's do some work (for 10 sec on Boivin).")
this_actor.execute(980.95e6)
this_actor.info("I'm done now. I leave even if it makes the daemon die.")
def my_daemon():
"""The daemon, displaying a message every 3 seconds until all other actors stop"""
Actor.self().daemonize()
while True:
this_actor.info("Hello from the infinite loop")
this_actor.sleep_for(3.0)
this_actor.info(
"I will never reach that point: daemons are killed when regular actors are done")
if __name__ == '__main__':
e = Engine(sys.argv)
if len(sys.argv) < 2:
raise AssertionError(
"Usage: actor-daemon.py platform_file [other parameters]")
e.load_platform(sys.argv[1])
Host.by_name("Boivin").add_actor("worker", worker)
Host.by_name("Tremblay").add_actor("daemon", my_daemon)
e.run()
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