redis-best-practices

Redis best practices and performance rules for production, for any Redis deployment including open source Redis, Valkey, Redis Cloud, AWS ElastiCache, Google Memorystore, Azure Cache, and Upstash. Based on real support cases and measured on real databases. Use when writing, reviewing, or debugging Redis code for performance or scale, when choosing between pipeline and MGET, KEYS and SCAN, or WATCH and Lua, or when the user mentions Redis best practices, Redis performance, slow Redis, Redis latency, high memory use, a high Redis bill, big keys, hot keys, large hashes, HGETALL, cache hit rate, TTL jitter, key expiration, cache stampede, maxmemory and eviction policies, unbounded lists or streams, XACK and consumer groups, pub/sub vs streams, Lua script blocking, key-based locking for Lua scripts, connection pooling, serverless connections, retries and timeouts, replication lag, ACL users, credential rotation, or Redis monitoring. Also explains errors such as OOM command not allowed, BUSY Redis is busy running a script, NOSCRIPT, CROSSSLOT, and Upstash limit errors.

License

MIT