How YouTube Delivers Billions of Hours with Google Spanner & Global Cache
Delivering over a billion hours of video daily, with new content uploaded every minute, YouTube's engineering challenge is immense. It relies on systems like Google Spanner for global consistency and Google Global Cache for low-latency delivery. How do these massive systems come together to provide a seamless experience worldwide?
🎯 Chapters
0:00 The Unrelenting Scale of YouTube
2:30 YouTube's Foundational Architecture
6:30 YouTube's Global Delivery Strategy
10:00 The YouTube Spanner and QUIC Experience
14:30 Balancing Global Scale and Complexity
📚 Key concepts covered
• massive scale ingestion
• low-latency delivery
• global distribution
• content moderation
• personalized recommendations
• distributed file systems
• content transcoding
• container orchestration
• metadata storage
• data redundancy
• distributed NoSQL databases
• global content delivery networks
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