Migration Considerations

Assessment & Adoption

• Strategy & Economics
• Appl portfolio
• Security & Governance
• Application Migration
• DevOps
• CloudOps
• Enterprise skills

Economics

• Replicating existing data center to cloud will increase savings marginally
• Securing apps will require investing in cloud aligned security frameworks
• Investing in full stack automation for agility is not cheap but worth it
• Understanding impacts on org transformation is critical

Costs

• Running the engine costs
• Operational impacts – Transitional costs
• Business Impacts
  • Full program Costs (hard cost savings)
  • Value derived (Soft cost savings)
    • of agility
    • of compressing Time to market
    • speed of business movement

Scope

• IT Estate
  • Appl inventory
  • Data and Users
  • Dependencies and Integration
• Arch Constraints
  • Compliance issues
  • Scalability and availability
  • Global distribution
  • Security
  • Governance
  • Etc..
• Objectives
  • Cost reduction
  • Reach critical dates
  • Agility and scalability
• Planning Constraints
  • Organize migr
  • Resources (monney and people)
  • Schedule
  • Dependencies
  • 3rd party  (consultants, providers)

Categorize Candidates for migration

• Rehost
• Replatform
• Refactor
• Rewrite
• Replace
• Retire

Good Candidates

• Old Tech
• Appl that are decoupled from DB
• Appl with low security reqmts
• Appl with low compliance reqmts
• Appl that are well understood by IT

Actual Migration

• Plan, Schedule
• Build Minimum Viable Cloud
• POC
• Infra automation
• Understand the tools for migration & use them

DevOps

• Culture Shift for more collab
• Agile infra
• Changes to review process, approvals, releases, automation and feedback
• Plan / Move / Run

Security

• Privacy
• Efficiency
• Compliance
• Data Loss