Simulation run on this device. Scenario values are not sent anywhere — the engine is fully local.
system design game · free
CDN Cache-Key Debugger
Inspect cache keys across variants and find the poisoning parameter.
Which header quietly split your cache?
Engine 1.0.0 · game
2
3
8
1099
- Key cardinality (est.)
- 26
- Effective hit ratio
- 14.6%
- Origin amplification
- 6.87×
- Advice
- ok
Key space is manageable for edge caching.
vary=2 query=3 cookieBits=8
Method
- Deterministic local model of the mechanism — knobs recompute outputs instantly with no network.
- Numbers are teaching approximations, not production capacity guarantees.