最新の AMI ID については、「Amazon Elastic Container Service デベロッパーガイド」の「Amazon ECS-optimized AMI」(Amazon ECS に最適化された AMI) を参照してください。 { "AWSTemplateFormatVersion": "2010-09-09", "Description": "EC2 ECS cluster that starts out empty, with no EC2 instances yet. An ECS capacity provider automatically launches more EC2 instances as required on the fly when you request ECS to launch services or standalone tasks.