Docker Swarm is an orchestration tool for Docker containers that allows managing multiple nodes as a single cluster. Every swarm node is a physical or a virtual machine running a docker host. Docker swarm in conjunction with docker service offers a wide range of options to scale up and down containers across a cluster nodes.
REST API Cheat Sheet
REST is an acronym for Representational State Transfer and it is an architectural style for distributed hypermedia systems. REST defines a set of constraints for creating Web services. The cheat sheet provides a basic quick reference for introducing to the REST.
Scale containers with docker swarm and docker service orchestration tools