ECS

Question 1

What is Amazon ECS?

Answer 1

ECS is a logical grouping of tasks or services. The tasks is a running docker container.

Question 2

From where task images can be taken?

Answer 2

You can get it from the docker registry, or Amazon elastic container registry, or you can create your own registry in ECR.

Question 3

What are images or tasks in ECS?

Answer 3

ECS task is the Docker image

Question 4

how many launch types are there in ECS? From where their task images come?

Answer 4

EC2 cluster and ECS Fargate are the two launch types in ECS.
EC2 launch type you create the EC2 instances and run the tasks.
In ECS Fargate, it automatically provisions resources and run the tasks. You are charged for running the task, no EFS and EBS integration is required. Fargate handles cluster optimization. You get limited control and the infrastructure is automated