Compute
EC2 instances and images, auto scaling groups, serverless and Lambda.
6 notes · 44 min total
- 1EC2: Instances, Types and PricingWhat an EC2 instance is, how instance families and sizes work, tenancy options, and how On-Demand, Savings Plans and Spot compare.9 min
- 2AMIs: Machine Images and Their LifecycleWhat an Amazon Machine Image contains, how you create, copy and retire one, EBS-backed vs instance-store-backed AMIs, and golden images.7 min
- 3Instance Metadata and User DataHow an instance learns about itself through the metadata service, why IMDSv2 uses tokens, and how user data configures boot.6 min
- 4EC2 Auto Scaling GroupsHow an Auto Scaling group keeps enough healthy instances: launch templates, scaling policies, lifecycle hooks and termination.9 min
- 5Serverless and FaaSWhat serverless computing hides from you, how functions as a service scale on events, and where cold starts, statelessness and lock-in bite.5 min
- 6AWS Lambda: Programming Model and ConcurrencyHow Lambda receives events, reuses execution environments, counts and caps concurrency, and retries failed events.8 min