With many workers, and each sending a heartbeat message every 2s the accumulated throughput can be tens of thousands of msgs/s just for just heartbeats, which are completely redundant, as there are much more efficient heartbeat messages on both the AMQP protocol level AND the TCP level (TCP keepalive).
With many workers, and each sending a heartbeat message every 2s the accumulated throughput can be tens of thousands of msgs/s just for just heartbeats, which are completely redundant, as there are much more efficient heartbeat messages on both the AMQP protocol level AND the TCP level (TCP keepalive).