01
Runtime
The process itself: memory, GC, and the pauses inside it.
3Every runtime incident p99 has published — what broke, what the operator was told, and the fix that held.
02
Incidents
3- 100,000 requests in. The counter says 97,832 — every run, a different shortfall.go · concurrency · race-condition · atomics · runtimemedium
- CPU graph says 45%. p99 latency says otherwise.jvm · garbage-collection · latencyhard
- 5,000 req/sec. App server CPU at 100%, Postgres under 20%. Latency goes from 5ms to 400ms.go · connection-pool · concurrency · pprofmedium
→