Questions
6 of 8
1What is an Auto Scaling Group (ASG) and how does it work in EC2?
2Explain the difference between desired, minimum, and maximum capacity.
3What are the different ASG Scaling Policies?
4What are good metrics to scale on?
5What is Amazon CloudWatch and how is it used with EC2?
6Discuss Auto Scaling Group attributes
7How to create an Auto Scaling Group
8How to set up each scaling policy, and what are the parameters
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06 / 08

Discuss Auto Scaling Group attributes

Key ASG Configuration Attributes

An Auto Scaling Group (ASG) uses several core attributes to define how it behaves, where it deploys instances, and how it maintains service levels.

Essential Attributes
  1. 1

    Launch Template/Configuration: Defines the AMI, instance type, and IAM roles for the instances.

  2. 2

    VPC Subnets: Specifies which subnets the instances will be deployed into for high availability.

  3. 3

    Capacity Settings: Min, Max, and Desired capacity values.

  4. 4

    Health Check Grace Period: The time the ASG waits before checking an instance's health after it has finished launching.

  5. 5

    Load Balancer Integration: Attaches the ASG to a target group to distribute traffic.