Because service discovery is pretty much the next problem that people find themselves facing once they've decided to not use kubernetes or ECS or something, and it's also something that it solves very well, without relying on DNS with all its quirks. To use my favourite saying, "it's always DNS".
> Put an LB in front of your app instances and give it DNS name. Here, sorted, no service discovery needed, service is reachable at this URI only.
Dumping a service behind a load balancer and relying on DNS is a heavy handed approach. Sure it's "simple", for some definitions of the word simple, but so is writing 3
60 lines of yaml and/or terraform to spin up an eks or ECS cluster
Because service discovery is pretty much the next problem that people find themselves facing once they've decided to not use kubernetes or ECS or something, and it's also something that it solves very well, without relying on DNS with all its quirks. To use my favourite saying, "it's always DNS".
> Put an LB in front of your app instances and give it DNS name. Here, sorted, no service discovery needed, service is reachable at this URI only.
Dumping a service behind a load balancer and relying on DNS is a heavy handed approach. Sure it's "simple", for some definitions of the word simple, but so is writing 3 60 lines of yaml and/or terraform to spin up an eks or ECS cluster