Airflow tasks get stuck at “queued” status and never gets running

Question

I\'m using Airflow v1.8.1 and run all components (worker, web, flower, scheduler) on kubernetes & Docker. I use Celery Executor with Redis and my tasks are looks like:

Answer 1

Please try airflow scheduler, airflow worker command.

I think airflow worker calls each task, airflow scheduler calls between two tasks.