AWS Classroomnotes 24/May/2023

OrganicIndiaCorp Application Architecture

Order of Migration

• Always from least dependent to most dependent
• In this case
  • Storage Layer and DB Layer are least dependent
  • Application Layer
  • Presentation Layer (Most Dependent)

Migration Strategies

• 7R’s of migration
  • Re-Host: Lift and shift
    
  • Re-platform: Lift tinker and shift
    
  • Re-factor/Re-architect: Re-write the complete application in a modern cloud native way.
  • Retain
  • Retire
  • Re-purchase
  • Re-locate
    

Terms

• Hypervisor
• Greenfield and Brownfield
• P2V and V2V

Exercise

• What are different types of hypervisors?