CDNs, Redis, Nginx, and load balancing.
You're not just slapping Redis in front of your DB. Here's how to think about caching layers, headers, invalidation, and when to let staleness save yo...
You think adding Redis or a CDN will fix latency, but your cache headers are likely the real bottleneck. Here's how to tune Cache-Control and validato...
Most cache miss problems aren't the load balancer's fault. The real culprit is a poorly designed cache key. Here's how to fix it.
Stop blaming round robin for low cache hit rates. Fix your cache key and Vary headers first. Here's the proof from real-world patterns.
Forget eviction wars. The future of HTTP caching is serving stale data while revalidating in the background. Here's how to use stale-while-revalidate ...