terraform-aws-eks/examples/launch_templates_with_managed_node_groups/variables.tf

variable "instance_types" {
  description = "Instance types"
  # Smallest recommended, where ~1.1Gb of 2Gb memory is available for the Kubernetes pods after ‘warming up’ Docker, Kubelet, and OS
  type    = list(string)
  default = ["t3.small"]
}