When Reverse Proxies Surprise You: Hard Lessons from Operating at Scale
9 days ago
- #scaling
- #operations
- #optimization
- Optimizations can backfire at scale due to lock contention and hidden costs.
- Mundane issues like misplaced commas or OS defaults often cause major outages.
- Profile and measure the hot path to uncover hidden bottlenecks.
- Keep the common path lean and handle exceptions explicitly to avoid brittleness.
- Design systems for human operators under stress with simple, reliable tools.
- Reverse proxies are critical but fragile points in infrastructure, requiring careful design.