~/writing

Cdn

1 post tagged cdn. clear filter

September 2026
  • 18
    Why a 95% cache-hit ratio hides slow pages for logged-in users
    day 12 · Solution Architecture in 30 Days

    A rising cache-hit ratio and a growing pile of 'site feels slow' tickets can both be true in the same quarter — here's the arithmetic behind that blind spot, and why the exact same trap is now showing up in LLM prompt caching and multi-agent pipelines.