Tencent Architect
Feb 23, 2021 · Artificial Intelligence
Analysis and Optimization of CephFS I/O Performance for AI Training on the Xingchen Compute Platform
This article investigates why AI training tasks on Tencent's Xingchen compute platform experience severe I/O slowdown when using CephFS, analyzes the underlying Ceph‑FUSE and MDS mechanisms, and proposes metadata‑caching and file‑caching optimizations that can accelerate training speed by three to four times.
AI trainingCeph-FUSECephFS
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