Volcano Engine Developer Services

Mar 7, 2025 · Operations

Inside 3FS: How DeepSeek’s Parallel File System Powers AI Training

This article dives deep into DeepSeek's 3FS parallel file system, detailing its four-component architecture, RDMA‑based high‑speed networking, client options, metadata and storage services, replication protocols, dynamic stripe sizing, and recovery mechanisms that enable efficient AI model training and inference.