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Building Blocks5

Distributed Patterns4

Consistent Hashing
Replication, Quorums and Consensus
Reliability Patterns — Timeouts, Retries, Circuit Breakers
Microservices Communication and Observability

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Building Blocks5

Distributed Patterns4

Consistent Hashing
Replication, Quorums and Consensus
Reliability Patterns — Timeouts, Retries, Circuit Breakers
Microservices Communication and Observability

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Reliability Patterns — Timeouts, Retries, Circuit Breakers

Why a slow service is more dangerous than a dead one, and the handful of patterns that stop one failing component from taking down everything connected to it.

11 min readUpdated 2026-09-03system-designreliabilityresiliencemicroservices