AWS launch template

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-launch-templates.html

• aws ec2 create-launch-template

• 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

Related

• Terraform resource:aws_launch_template
• aws_autoscaling_group
• controller.aws.launchtemplate
• kind: AWSNodeTemplate
• Terraform data source: aws_ami
• Create an Auto Scaling group using a launch template

News

• Aug 2020 Introducing launch template and custom AMI support in Amazon EKS Managed Node Groups https://aws.amazon.com/blogs/containers/introducing-launch-template-and-custom-ami-support-in-amazon-eks-managed-node-groups/

See also

• AWS launch template, aws ec2 create-launch-template, aws autoscaling update-launch-configuration
• EKS Nodegroup, Managed Node Groups (MNG), eksctl upgrade nodegroup, aws eks [ list-nodegroups | describe-nodegroup | update-nodegroup-version | create nodegroup ], check eks resources (fish function)
• 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), Amazon EC2 Recycle Bin, Amazon EC2 Mac Instances, Global View, Instance status check failed, EC2 Serial Console, Default Host Management Configuration (DHMC), Bare Metal, managed instances