Day 5 of : 3FS, Thruster for All DeepSeek Data Access Fire-Flyer File System (3FS) - a parallel file system that utilizes the full bandwidth of modern SSDs and RDMA networks.
6.6 TiB/s aggregate read throughput in a 180-node cluster 3.66 TiB/min throughput on GraySort benchmark in a 25-node cluster 40+ GiB/s peak throughput per client node for KVCache lookup Disaggregated architecture with strong consistency semantics Training data preprocessing, dataset loading, checkpoint saving/reloading, embedding vector search & KVCache lookups for inference in V3/R1 3FS → Smallpond - data processing framework on 3FS →
6.6 TiB/s aggregate read throughput in a 180-node cluster 3.66 TiB/min throughput on GraySort benchmark in a 25-node cluster 40+ GiB/s peak throughput per client node for KVCache lookup Disaggregated architecture with strong consistency semantics Training data preprocessing, dataset loading, checkpoint saving/reloading, embedding vector search & KVCache lookups for inference in V3/R1 3FS → Smallpond - data processing framework on 3FS →