Control Room
Manage stock, run load tests, and monitor the system in real time.
FS
Keep the system under control. Backend Live
Event-driven flash sale backend — Redis caching, Apache Kafka queue, and centralized LGTP observability.
Throughput
0
requests / sec
Orders Accepted
0
202 accepted
Rejected (Stock)
0
409 out-of-stock
System Errors
0
5xx
Kafka Published
0
events queued
Load Test Runner
Run a load test against
/checkout directly from the browser, using real dataset customers.Tip: set a large stock first (e.g. 1,000,000) to measure processing speed rather than rejection speed.
Monitoring & Analytics
Live throughput, latency percentiles, and request outcomes.
Throughput (RPS)
Checkout Latency (p95 / p99)
Request Rate by Result
Stock Management
Add or set product stock and watch it deplete during a test.
Add / Set Stock
Current Stock (Redis)
| Product | Remaining | Level |
|---|---|---|
| loading… | ||
Logs & Tracing
Real-time logs from Loki and distributed traces from Tempo.
Logs (Loki) · live
loading…
Distributed Tracing (Tempo)
End-to-end traces (order-service → Kafka → worker → PostgreSQL) are explored in Grafana with the Tempo data source — select Tempo and run a search.