Simulation run on this device. Scenario values are not sent anywhere — the engine is fully local.
system design simulation · free
Raft Election & Log Lab
Step through terms, votes, and log-matching rules by hand.
Why can't a stale candidate win the election?
Engine 1.0.0 · simulation
5
ms
1200
ms
502000
1
- Majority
- 3
- Alive
- 4
- Can elect?
- yes
- Min election wait
- 320 ms
Cluster can form a leader with remaining nodes.
5 nodes, fail 1, majority 3
Method
- Deterministic local model of the mechanism — knobs recompute outputs instantly with no network.
- Numbers are teaching approximations, not production capacity guarantees.