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System Design Index

14.1 Requirements & Capacity

14.2 Architecture Styles

14.3 Networking & Edge CDN

14.4 Load Balancing & Scaling

14.5 Databases & Storage

14.6 Caching Strategies

14.7 Messaging & Queues

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14.10 API Design & Limiting

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14.6 Caching Strategies

Redis cache-aside with LRU eviction for the top 20% most active short URLs.

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14.6 Caching Strategies ​

14.6 Caching Strategies