Chapter 12, ECS Auto Scaling

1. False – you are responsible for autoscaling your ECS container instances.
2. EC2 autoscaling.
3. Application Auto Scaling.
4. Configure the memoryReservation parameter with a value of 300 and the memory parameter with a value of 1,024 .
5. Divide the ECS container-instance CPU-unit allocation evenly across each ECS task (that is, configure each task with a CPU allocation of 333 units).
6. True.
7. Three.
8. You should disable autoscaling during rolling updates. You can do this by configuring the AutoScalingRollingUpdate.SuspendProcesses property of the CloudFormation UpdatePolicy attribute.
9. Zero tasks – based upon the current state of the cluster, one ECS task is running on each instance.  Given each task has a static port mapping to TCP port 80, you cannot schedule another task as all ports are in use.
10. Four – you should use...