Day 05 - AWS Well-Architected Framework

Date: 2025-09-12 (Friday)
Status: “Done”

Exploration

AWS Well-Architected Framework

  • A set of design principles and best practices for building reliable, secure, efficient, and cost-effective cloud architectures.
  • The Well-Architected Tool in the Console provides self-assessments and improvement guidance.

Six Pillars of Well-Architected Framework

1. Operational Excellence

  • Focus on running and monitoring systems
  • Continuous improvement of processes
  • Automation of changes
  • Response to events

2. Security

  • Protect information and systems
  • Identity and access management
  • Detective controls
  • Infrastructure protection
  • Data protection

3. Reliability

  • Recover from failures automatically
  • Scale horizontally for resilience
  • Test recovery procedures
  • Manage change through automation

4. Performance Efficiency

  • Use computing resources efficiently
  • Select the right resource types
  • Monitor performance
  • Make informed decisions

5. Cost Optimization

  • Avoid unnecessary costs
  • Understand spending patterns
  • Select appropriate services
  • Optimize over time

6. Sustainability

  • Minimize environmental impact
  • Understand your impact
  • Maximize utilization
  • Use managed services

Best Practices Review

Design Principles

  • Stop guessing capacity needs: Use auto-scaling
  • Test at production scale: Clone environments easily
  • Automate architecture experimentation: Use IaC
  • Allow for evolutionary architectures: Design for change
  • Drive architectures using data: Monitor and measure
  • Improve through game days: Practice failure scenarios

Week 1 Summary

  • Hoàn thiện nền tảng cloud, mô hình dịch vụ và lợi ích.
  • Nắm được AWS Global Infrastructure và các công cụ quản trị.
  • Hiểu lựa chọn Support Plans và chiến lược tối ưu chi phí.
  • Nghiên cứu Well-Architected Framework và các trụ cột.
  • Labs: IAM setup, AWS Budgets, Support Plans.