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Elastic Container Service (ECS)

  • A container is a standard unit of software that packages up code and all its dependencies, so the application runs quickly and reliably from one computing environment to another
  • Two mode
    • EC2 Mode: ec2 instances to managed by the customer
    • Fargate Mode: managed by aws
  • Integrate with ELB
  • Role integration
  • Ease to use

Amazon ECS Fargate​

  • Fargate's containers offer the least disruptive changes, while also minimizing the operational overhead of managing the compute service

ECS Service Auto Scaling​

  • Automatically increase/decrease the desired number of ECS task

  • Uses AWS Application Auto Scaling

    • ECS Service Average CPU Utilization
    • ECS Service Average Memory Utilization -Scale on RAM
    • ALB Request Count Per Target - metric coming from the ALB

  • Target Tracking: scaled based on target value for a specific CloudWatch metric

  • Step Scaling: scale based on a specified CloudWatch Alarm

  • Scheduled Scaling: scale based on a specified date/time (predictable changes)

EKS Distro​

  • Amazon EKS is based on the EKS Distro, which allows you to leverage the best practices and established processes on-premises that Amazon EKS uses in AWS