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Karthik Sakthivel
Karthik Sakthivel

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Amazon EC2 Auto Scaling supports final validation time for instance refresh

What's new at AWS πŸ“’

πŸ”― With this feature customer can utilize this time to conduct necessary validation or testing.

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

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

πŸ”― These checkpoints enable to validate the health of replaced instances at different stages.

πŸ”― Overall, this new feature helps to monitor the following:
βœ… Health of all updated instances
βœ… Address any last-minute issues
βœ… Ensure a successful deployment.

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

πŸ”― When to use an instance refresh:
βœ… Deploying a new AMIor new user data script across ASG
βœ… Migrating EC2 instances to new instance types for optimization.
βœ… Switching ASG configuration from launch configuration to a launch template.

πŸ“Œ Checkout for EC2 Auto Scaling instance refresh:
https://docs.aws.amazon.com/autoscaling/ec2/userguide/instance-refresh-overview.html

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