Scaling up another ec2 instance is slower than a container. So if you have 10 services deployed on 10 ec2 instances each, you will need 200 ec2 instances to gi

Scaling up another ec2 instance is slower than a container. So if you have 10 services deployed on 10 ec2 instances each, you will need 200 ec2 instances to give yourself 50% headroom for each service. With containers, you can give each container 10x headroom for the same amount of hardware.