The Changelog: Software Development, Open Source Kaizen! There goes my PgHero (Friends)
Apr 5, 2024
This discussion dives into the challenges and triumphs of building a Content Delivery Network (CDN), revealing humorous anecdotes and technical insights. They analyze CDN performance metrics, focusing on response times and cache hits, while weighing in-house solutions against established services. The podcast also tackles user frustrations with on-call management tools, showcasing innovative solutions like FireHydrant’s Signals. Additionally, they explore database optimization techniques using PG Hero for PostgreSQL, aiming for continuous improvement in software development.
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CDN Experiment
- Gerhard, Jerod, and Adam discussed building a CDN.
- They attempted to use Varnish but were stopped by TLS termination issues.
CDN Performance Paradox
- Using a CDN can sometimes be slower than not using one.
- Changelog.com experienced this with Fastly, where cache misses led to slower response times than going directly to the Fly.io origin.
Bunny.net's Performance Win
- Bunny.net CDN significantly outperformed Fastly and direct Fly.io connections.
- Average response times were much lower across all continents, highlighting the importance of CDN choice.