The Runtime Theory

topic / caching-and-routing

Caching and Routing

Place and direct requests while preserving an explicit freshness contract.

Study reverse proxies, load balancers, CDNs, cache keys, TTLs, invalidation, hot keys, routing policies, and health-based selection.

1 article · 1 video · 1 trace · 1 request flow · 1 interview · 5 total

Articles

caching and routingSep 25, 2026

Caching and Routing Change the Request Path

A cache stores reusable results near the request path to reduce repeated work or latency.

Request Flows

request flow · 5 stagesHow Caching and Routing Change the Request Path worksAn interactive concept flow for caching and routing change the request path, from its assumptions through the main operation and boundary checks.

Videos

caching and routingSep 25, 2026

Video lesson: Caching and Routing Change the Request Path

Recording brief and narration plan for a visual lesson on caching and routing change the request path.

Traces

trace 01 · systemTrace: Caching and Routing Change the Request PathFollow the key state changes and boundary checks involved in caching and routing change the request path.

Interviews

medium · t2Explain Caching and Routing Change the Request PathExplain the model, execution steps, complexity, and limits of caching and routing change the request path.

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