Ctrip Technology

Jun 3, 2014 · Databases

SessionDB: A High‑Performance LSM‑Based Key/Value Store for Stateless Sessions

The article introduces SessionDB, a Java‑implemented, LSM‑tree‑based key/value storage engine designed to eliminate sticky sessions by providing high‑throughput, durable, and scalable session data handling, and details its architecture, optimizations, sharding strategy, and benchmark comparisons with BerkeleyDB, LevelDB, and RocksDB.