Engineering signals
- Tail latency under loadBehavior under saturation.…
- Bottleneck analysisThe constraint that caps throughput.…
- Caching strategyCaching without corrupting freshness.…
- Horizontal scalingCapacity without shared-state bottlenecks.…
- Failure modesGraceful degradation under saturation.…
Common assumption
Drag to reveal moreScale exposes the constraints architecture was hiding
More servers won't move the ceiling