Alright. Now you know a lot about setting up a Docker swarm cluster, and how its nodes go from single-engine mode into swarm mode. You also know that the significance of that is to free you from directly managing individual running containers. So, you may be starting to wonder, if I don't manage my containers directly and individually now, how do I manage them? You've come to the right place! This is where swarm services come into play. swarm services allow you to define the desired state for your container application in terms of how many concurrent running copies of the container there should be. Let's take a quick look at what commands are available to us in the management group for swarm services, and then we'll talk about those commands:

The first thing that you'll probably want to do is create a new service, so we will begin our swarm...