JuiceFS Mirror File System: One Volume, Any Cloud – JuiceFS Office Hours #15

In this office hour session, we will explore JuiceFS mirror file systems, a powerful feature that enables real-time data replication across multiple regions and clouds. Whether you're building a hybrid cloud data lake or running massive AI/ML training workloads, this session will provide you with a practical blueprint for operating globally distributed cross-cloud file storage. 0:00 | Intro & JuiceFS Updates 3:27 | Cross-Region Metadata Latency 6:24 | Mirror File System Use Cases 7:49 | Full Mirror (w/ Mirror Bucket) 9:24 | Metadata-Only Mirror 11:15 | Distributed Cache & Warmup 17:16 | Mirror Bucket Data Path 19:33 | On-Demand Mirror Bucket 21:04 | How to Choose? 26:47 | Case Study 28:23 | Q&A 29:10 | Cost 32:11 | Number of Mirror Regions 35:15 | Outro Join the JuiceFS community: GitHub: https://github.com/juicedata/juicefs LinkedIn:   / juicedata   X (Twitter): https://x.com/juicedatainc Discord: http://go.juicefs.com/discord