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Alec Dutcher
Alec Dutcher

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Reliability Design Principles and Definition - AWS Well-Architected Framework Study Guide

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Reliability

  • Workload performs its intended function correctly and consistently when it’s expected to
  • Includes the ability to operate and test the workload through its total lifecycle

Design Principles

  • Automatically recover from failure
  • Test recovery procedures
  • Scale horizontally to increase aggregate workload availability
  • Stop guessing capacity
  • Manage change in automation

Definition

  • Four best practice areas:
    • Foundations
    • Workload Architecture
    • Change Management
    • Failure Management

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