Why You Should Try to Avoid Exactly Once Message Delivery
In Akka.NET and Everywhere Else
This is a follow-up to our last post, “How to Guarantee Delivery of Messages in Akka.NET.” In that post we introduced the AtLeastOnceDeliveryActor
and talked about strategies for retrying deliveries of messages in order to make sure they’re successfully procssed.
In this post we’re going to talk about “At Least Once” delivery’s big brother, “Exactly Once” delivery - and why you should try to avoid it if at all possible.