Distributed Systems
AckWait Is a Contract: How a 30-Second Default Took Down My JetStream Consumer
I lost an evening to a NATS JetStream pull consumer that doubled its work in production. The cause was three lines of ConsumerConfig I never wrote. These are my notes on what AckWait actually counts, why MaxDeliver = -1 is the silent footgun, and the 70-line Go contract I now ship on every JetStream consumer.