Creating an ECS cluster

Creating an ECS cluster is a very similar process to the one in Chapter 6, Scaling Your Infrastructure, when we created an Auto Scaling Group to run our Hello World application. The main difference is that there is one more level of abstraction. ECS will run a number of services called tasks.

Each of those tasks may exist multiple times in order to handle the traffic:

In order to do that, the ECS service provides an orchestration layer. That orchestration layer is in charge of managing the life cycle of containers, including upgrading or downgrading and scaling your containers up or down. The orchestration layer also ...

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