AWS launch template
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We strongly recommend that all Auto Scaling groups use launch templates to ensure full functionality for Amazon EC2 Auto Scaling and Amazon EC2.
If you use Auto Scaling groups and you need to require the use of IMDSv2 on all new instances, your Auto Scaling groups must use launch templates.
- Karpenter best practices strongly recommends against using custom launch templates
- Aug 2020 https://aws.amazon.com/blogs/containers/introducing-launch-template-and-custom-ami-support-in-amazon-eks-managed-node-groups/
- AWS launch template,
aws ec2 create-launch-template, aws autoscaling update-launch-configuration
- AWS EC2, Amazon EC2 API,
aws ec2, AWS::EC2, Amazon EC2 Spot Instances, CPU credits, Instance type, EC2 limitations, 169.254.169.254, Instance metadata and user data (IMDS),
InstanceType, InstanceId, Amazon EC2 Auto Scaling, AWS EC2 Instance Connect, launch template, lifecycle, AWS Security group (SG)