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fix PRECONDITION_FAILED inequivalent arg x-dead-letter-exchange without deleting queue
Fix PRECONDITION_FAILED on x-dead-letter-exchange with a zero-downtime shadow queue migration, no deleted messages, no dropped consumers.
docker compose depends_on condition service_healthy not working first run
Why docker compose depends_on condition service_healthy fails only on first run with fresh volumes, and how to fix the Postgres init restart race condition.
unacked messages no consumers attached rabbitmq
Queue shows unacked messages with zero consumers in RabbitMQ? Learn how to find the dead connection holding them hostage and force a requeue.
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