Amazon EC2 Auto Scaling supports final validation time for instance refresh

What's new at AWS 📢

🔯 With this feature customer can utilize this time to conduct necessary validation or testing.

🔯 To ensure the successful deployment of new EC2 instances to Auto Scaling group before an instance refresh is marked successful.

🔯 Importantly, with an instance refresh, customer can update EC2 instances in Auto Scaling groups either all at once or incrementally using instance refresh checkpoints.

🔯 These checkpoints enable to validate the health of replaced instances at different stages.

🔯 Overall, this new feature helps to monitor the following:

✅ Health of all updated instances

✅ Address any last-minute issues

✅ Ensure a successful deployment.

🔯 Addition to that, during this period, you can also take advantage of manual or automatic rollbacks as needed to revert any changes.

🔯 When to use an instance refresh:

✅ Deploying a new AMIor new user data script across ASG

✅ Migrating EC2 instances to new instance types for optimization.

✅ Switching ASG configuration from launch configuration to a launch template.

📌 Checkout for EC2 Auto Scaling instance refresh:

https://docs.aws.amazon.com/autoscaling/ec2/userguide/instance-refresh-overview.html