Calculations run on this device. Scenario values are not sent anywhere — the engine is fully local.
ops calculator · free
Error Budget & Burn Rate Planner
Budget math made visible: windows, multipliers, and paging triggers.
How many bad minutes remain before the page?
Engine 1.0.0 · calculation
99.9
30
2
- Error budget hours
- 0.72 h
- Hours to exhaust
- 0.36 h
- Burn rate
- ×2
- Page?
- yes (fast burn)
Fast burn — freeze releases / page on-call.
SLO 99.9% over 30d
Method
- Deterministic local model of the mechanism — knobs recompute outputs instantly with no network.
- Numbers are teaching approximations, not production capacity guarantees.