Grafana 看板入门：Prometheus 数据源与面板模板

apiVersion: 1
datasources:
  - name: Prometheus
    type: prometheus
    url: http://localhost:9090
    access: proxy
    isDefault: true

apiVersion: 1
dashboards:
  - name: Default
    folders:
      - path: /var/lib/grafana/dashboards

{
  "title": "Up", 
  "panels": [
    {
      "type": "graph",
      "title": "Instances Up",
      "targets": [{ "expr": "sum(up)" }]
    }
  ]
}