IT & Software → System Design → Availability → Introduction to Availability

Overview

Availability in system design refers to the ability of a system to remain operational and accessible when needed. It is a key aspect that ensures users can rely on services without interruptions. Understanding availability helps in designing systems that can handle failures and maintain performance, which is crucial for user satisfaction and business continuity.

📚 Key Learning Objectives

  • Define availability and its importance in system design.
  • Identify factors that affect system availability.
  • Analyze common strategies to improve availability.
  • Evaluate real-world examples of high availability systems.
  • Design a basic system with availability considerations.