Resilience & Caching

Circuit breakers, retries/backoff, bulkheads, and caching strategies.

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dev.to > miguel_shinyenyi_e2291c8c > idempotency-keys-under-load-1a2c

Idempotency keys, under load

1+ week, 2+ hour ago   (170+ words) An idempotency key is a client-generated identifier attached to a request, so that if the same request arrives twice, the server recognizes it and returns the original result instead of processing it again. That's the textbook version. The real version,…...


dev.to > gouranga-das-khulna > circuit-breaker-pattern-39op

Circuit Breaker Pattern

3+ week, 3+ day ago   (534+ words) One-liner: A circuit breaker stops calling a failing service to give it time to recover — instead of hammering it with requests that are guaranteed to fail. ❓ The Problem: Cascading Failures User Request ↓ Service A ──► Service B ──► Service C (DOWN 💥) ↑ ↑ Threads…...