Cloud Migration Strategies

Question 1

Cloud Migration Strategies (7Rs)

Answer 1

• Retire
• Retain
• Relocate
• Rehost
• Replatoform
• Repurchase
• Refactor / Re-architect

Question 2

Cloud Migration Strategies (7Rs) Retire

Answer 2

• Turn off things you dont need
• Reduces surface area for attack
• Save costs
• Focus on resources that must be maintained

Question 3

Cloud Migration Strategies (7Rs) Retain

Answer 3

• Do nothing for now
• Security, data compliance, performance, unresolved dependencies

Question 4

Cloud Migration Strategies (7Rs)
Replatform

Answer 4

Lift and reshape

• Not changing the core architecture, but leverage some cloud optimizations
• Save time and money by moving to a fully managed service or Serverless

Question 5

Cloud Migration Strategies (7Rs) Relocate

Answer 5

• Move app to Cloud
• Move EC instances to diffrent VP or AWS acount

Question 6

Cloud Migration Strategies (7Rs) Rehost

Answer 6

Lift and shift
* Simple migrations
* Migrate machines to AWS cloud
* No cloud optimization, migrated as is
* Save up to 30%

Question 7

Cloud Migration Strategies (7Rs)
Repurchase

Answer 7

Drop and shop

• Moving to a diferent product while moving to the Cloud
• Often to a SaaS platform
• Expensive in short term, but quick to deploy

Question 8

Cloud Migration Strategies (7Rs)
Refactor / Re-architect

Answer 8

• Reimagine how the app is architected using Cloud Native features
• Driven by need to add features and improve, performance, Security, and agility
• Move from monolithic app to micro-services