[rabbitmq-discuss] [rabbitmq-c] amqp_queue_unbind eat a lot of memory in some usecases

Fri Sep 6 08:09:45 BST 2013

On 06/09/13 08:03, Alan Antonuk wrote:
> Yes, if no-ack is set to 0, the broker won't consider the message
> delivered until you acknowledge it. [...]
> If no-ack is set to 1, the broker considers the message acknowledged as
> soon as it leaves the broker, and basic.qos will have no effect
> consumers declared with this set.

OP: you may want to (re)read tutorial #2, 
https://www.rabbitmq.com/tutorials/tutorial-two-python.html, which 
covers acks and qos in some detail.

Regards,

Matthias.