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Stateless vs Stateful Web Tier

System Design Fundamentalssystem-design

The Question

What is the difference between a stateless and stateful web tier?

What a Strong Answer Covers

  • sessions in Redis
  • "horizontal scaling
  • "sticky sessions problem

Related Questions

  • Redis Caching Patterns
  • Vertical vs Horizontal Scaling
  • API Versioning
  • SLOs vs SLAs
  • Availability — Five 9s

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