Flower

Checks workers status and queues sizes of your Celery server through Flower endpoints flower/api/workers and flower/api/queues/length.

settings.yml

checkers:
  flower:
    options:
      queues:
        size_threshold: 100
      workers:
    servers:
      host1.com:
        endpoint: path/to/ping/
        user: user1
        password: password1
        # handlers: [...]
        # cycle: 300