Category Archives: Redis

Redis in Production Part 2: ElastiCache, MemoryDB, and the Self-Hosted Question

By | April 23, 2026

Prerequisites You should read Part 1: Redis in Production — Persistence, Replication, and HA first, or already understand RDB vs AOF, Redis Sentinel, and Redis Cluster mode. Basic AWS familiarity (VPCs, security groups, EC2 instance families) is expected. You don’t need prior hands-on experience with MemoryDB or ElastiCache Serverless. The Problem: “Just Use ElastiCache” Is… Read More »

Redis in Production: Architecture, Persistence, and High Availability

By | April 23, 2026

TL;DR: Redis is simple to start but tricky to run correctly at scale. This guide covers the production deployment decisions that matter: RDB vs AOF vs hybrid persistence, Sentinel vs Cluster topologies, memory eviction policies that won’t kill your app, and the self-hosted vs ElastiCache trade-off. Written for platform engineers who need Redis to stay… Read More »