Multi-layer caching: HTTP, CDN, Redis, in-memory, browser. Invalidation, TTLs, stampede protection.
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Run score Not tested
See how to installReview the instructions the agent will receive before you install.
Regla 0: antes de cachear, medí. Cachear sin profiling esconde problemas.
| Usar | NO usar |
|---|---|
| Hot path lectura >> escritura | Write-heavy con lectura impredecible |
| Query cara sin índices posibles | Info financiera/regulatoria (staleness = daño legal) |
| Respuesta inmutable o slow-changing | Parche de query mal diseñada (arreglá la query) |
| Alivio DB bajo carga | Prematuramente (primero índices) |
Browser/RN → CDN → API Gateway → App in-memory (LRU) → Redis → Database
Cada capa: TTL distinto, invalidation distinta. Más cerca del usuario = más caché pero más difícil invalidar.
| Dato | Cache |
|---|---|
| Assets estáticos (JS, CSS, img) | CDN + browser (immutable + versioned URLs) |
| API responses públicas | CDN + Redis |
| API responses por-user | Redis + cliente |
| Session/token, rate limit counters | Redis |
| Traducciones / config | In-memory warm on boot |
| DB query resultado | Redis (cache-aside) |
→ Read references/http-headers.md for header values and ETag usage
→ Read references/patterns-and-invalidation.md for cache-aside/write-through/read-through patterns, invalidation strategies, and stampede protection
→ Read references/ttl-defaults.md for recommended TTLs by data type
→ Read references/redis-and-client.md for Redis cluster config, key naming, and React/RN client caching
no-storeKEYS * en Redis prod (usar SCAN), cache sin namespace, per-user en CDN sin Varycache_hits/misses_total, cache_latency_seconds, cache_evictions_totalprivate para PII, Vary)No reviews yet. Tell others what you thought.
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