> Try to run some service with -XMX -XMS 128MB and tell us how it goes. What does the service do? An API call that returns the current time? A batch processor?

> Try to run some service with -XMX -XMS 128MB and tell us how it goes. What does the service do? An API call that returns the current time? A batch processor? A payment portal? The memory usage depends on the type of work performed obviously. Furthermore, there are already offerings like https://quarkus.io/ https://quarkus.io/, micronaut, and others that make use of native image compilation for even smaller footprints.