Temporal Metrics Training

Hands-on workshop. You observe a live Temporal system, read its metrics, and diagnose real problems.

---

Setup

Prerequisites: Temporal CLI, Docker, Go 1.22+

1. Start the Temporal dev server

temporal server start-dev --metrics-port 8000

Windows users: add --ip 0.0.0.0 to allow the Docker container to reach the server:

temporal server start-dev --metrics-port 8000 --ip 0.0.0.0

Verify: http://localhost:8000/metrics should return Prometheus text.

2. Start the monitoring stack

docker compose up -d

Grafana: http://localhost:3000 — admin / admin
The dashboard Temporal Metrics Training loads automatically.

3. Install Go dependencies

cd scenarios && go mod download

---

Scenarios

Run them in order. At the end of each scenario, press [Enter] to clean up before moving on. In Grafana, use the Task Queue dropdown to filter to the current scenario's queue.

Scenario
01
02
03
04
05