Time-based circuit breaker showing how failures over the last N seconds trip the breaker and age out over time.

closed
closed open half-open

Requests flow through. Watching the failure rate over a rolling time window.

Time window · last 8s (one bar = one second) 0 / 0 failed · 0%
← oldernow →
trip threshold 50%

20%

Spike this to trip the breaker — then drop it to 0 and stop clicking. The red bars march left and fall off the edge, recovering on their own.

8s
50%
4s
3
total
0
allowed
0
rejected
0
trips
0
Event log space = healthy · x = fail · r = reset