Big Data Technology & Architecture

Oct 9, 2019 · Big Data

Choosing and Using Flink State Backends: MemoryStateBackend, FsStateBackend, and RocksDBStateBackend

This article explains how Flink checkpoints persist state, compares the three built‑in state backends (MemoryStateBackend, FsStateBackend, RocksDBStateBackend), discusses their configurations, advantages, limitations, and provides guidance on selecting the appropriate backend for different big‑data streaming scenarios.