Health Checks & Failover — Roadmap Step & Resources
Detecting unhealthy servers and rerouting traffic automatically
- Level: intermediate
- Estimated time: 1 days
- Roadmap: System Design
Before this step
Study resources
- Health Checks (Load Balancer) (Article) — NGINX's explanation of how load balancers detect and route around unhealthy servers.
- Designing for Failure (Article) — The System Design Primer's broader coverage of failover and avoiding single points of failure.
Part of
- Load Balancing — section
- System Design roadmap — the full learning path