Alibaba Cloud Developer

May 28, 2018 · Cloud Native

How PolarFS Achieves Ultra‑Low Latency and High Reliability for Cloud‑Native Databases

PolarFS is a user‑space, ultra‑low‑latency distributed file system designed for POLARDB that leverages RDMA, NVMe SSDs, and a novel ParallelRaft protocol to deliver near‑local‑SSD performance, strong consistency, and seamless failover in a cloud‑native environment.