Circuit breaker — glossary
TL;DR
Failing fast when a dependency is unhealthy to prevent cascades.
Key facts
- Term
- Circuit breaker
TL;DR
A circuit breaker stops calling a failing dependency so errors do not cascade — after enough failures, calls fail fast until the dependency recovers.
On servers vs microservices
In monolithic Laravel/PHP stacks, circuit breakers often appear in HTTP clients to third-party APIs. At the Linux layer, Reflex focuses on process and resource health (FPM, queues, disk) before your app-level breakers trip.