Yumin Fish Harvest

Jul 7, 2026 · Databases

Understanding Redis Persistence: RDB, AOF, Hybrid Persistence and Redis 7 Multi‑Part AOF

A power outage once erased all cached sessions, counters and leaderboards in Redis, exposing the inherent risk of in‑memory data loss and prompting a deep dive into Redis persistence mechanisms—RDB snapshots, AOF command logging, their trade‑offs, hybrid persistence, and the new Redis 7 Multi‑Part AOF design—so you can choose the right strategy for your workload.