[jacques_chester]

> ie. single service on a single VM on a single cloud provider.

Vagrant allows you to specify groups of VMs that spin up together.

Your general point that it doesn't simulate production perfectly is correct. But this is one case where the perfect is the enemy of the good.

[davvolun]

Apparently to simulate production to the level OP requires, the only solution is to have the users test your product--the only way to perfectly simulate reality is reality.