033 ec2

EC2 = Elastic Compute CLoud = Infrastructure as a Service

EC2 sizing & configuration options

• OS
• CPU
• RAM
• storage
  • Network attached
  • hardware
• Network card
• Firewall rule
• Bootstrap script

EC2 User Data

bootstrapping = launching commands once when machine starts

EC2 user data is used to automate:

• Install updates & software
• Donwload common files
• Anything

EC2 user data script runs as root user