You can break up the monolith, use a message broker or even let the services communicate via http but you do not need K8s. Its pointless unless you want to orch

You can break up the monolith, use a message broker or even let the services communicate via http but you do not need K8s. Its pointless unless you want to orchestrate multiple vms/images and your infra scales to that of more than 10-15 servers/containers etc.