Valkey 9.1 has been released, bringing significant performance and security improvements to this popular Redis fork. Performance highlights include a new I/O threading model achieving 2.1 million requests per second with 512-byte payloads, faster streaming operations, higher GET command throughput, and faster sorted set queries. Security enhancements include numbered database-level access control, Lua scripting moved into its own module, and improved TLS integration. New commands include HGETDEL for atomic hash field retrieval and deletion, MSETEX for setting multiple keys with shared expiration, and CLUSTERSCAN for cluster-wide key scanning.
378 Impressions