Celery Execution Pools: What is it all about?

Have you ever asked yourself what happens when you start a Celery worker? Ok, it might not have been on your mind. But you might have come across things like execution pool, concurrency settings, prefork, threads, gevent, eventlet and solo. So, what is it all about? How does it all fit together? And how is it related to the mechanics of a Celery worker? The Celery worker When you start a Celery wo

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“The --pool command line argument is optional. If not specified, Celery defaults to the prefork execution pool.”

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