{
  "uid": "ingest-telemetry",
  "title": "Ingest & Telemetry",
  "tags": ["home-automation"],
  "timezone": "browser",
  "schemaVersion": 39,
  "version": 1,
  "refresh": "10s",
  "time": { "from": "now-30m", "to": "now" },
  "panels": [
    {
      "id": 1,
      "title": "MQTT messages received (rate)",
      "type": "timeseries",
      "datasource": { "type": "prometheus", "uid": "Prometheus" },
      "gridPos": { "h": 8, "w": 12, "x": 0, "y": 0 },
      "targets": [
        {
          "expr": "sum(rate(ingest_mqtt_messages_received_total[1m]))",
          "legendFormat": "received/s",
          "refId": "A"
        }
      ]
    },
    {
      "id": 2,
      "title": "MQTT messages invalid / dropped (rate)",
      "type": "timeseries",
      "datasource": { "type": "prometheus", "uid": "Prometheus" },
      "gridPos": { "h": 8, "w": 12, "x": 12, "y": 0 },
      "targets": [
        {
          "expr": "sum(rate(ingest_mqtt_messages_invalid_total[1m]))",
          "legendFormat": "invalid/s",
          "refId": "A"
        },
        {
          "expr": "sum(rate(ingest_mqtt_messages_dropped_total[1m]))",
          "legendFormat": "dropped (backlog full)/s",
          "refId": "B"
        }
      ]
    },
    {
      "id": 3,
      "title": "ClickHouse batch flushes (rate, by outcome)",
      "type": "timeseries",
      "datasource": { "type": "prometheus", "uid": "Prometheus" },
      "gridPos": { "h": 8, "w": 12, "x": 0, "y": 8 },
      "targets": [
        {
          "expr": "sum by (outcome) (rate(ingest_batch_flush_total[1m]))",
          "legendFormat": "{{outcome}}",
          "refId": "A"
        }
      ]
    },
    {
      "id": 4,
      "title": "ClickHouse batch flush duration (p95)",
      "type": "timeseries",
      "datasource": { "type": "prometheus", "uid": "Prometheus" },
      "gridPos": { "h": 8, "w": 12, "x": 12, "y": 8 },
      "fieldConfig": { "defaults": { "unit": "s" }, "overrides": [] },
      "targets": [
        {
          "expr": "histogram_quantile(0.95, sum(rate(ingest_batch_flush_duration_seconds_bucket[5m])) by (le))",
          "legendFormat": "p95",
          "refId": "A"
        }
      ]
    },
    {
      "id": 5,
      "title": "RabbitMQ publishes (rate, by outcome)",
      "type": "timeseries",
      "datasource": { "type": "prometheus", "uid": "Prometheus" },
      "gridPos": { "h": 8, "w": 12, "x": 0, "y": 16 },
      "targets": [
        {
          "expr": "sum by (outcome) (rate(ingest_rabbitmq_publish_total[1m]))",
          "legendFormat": "{{outcome}}",
          "refId": "A"
        }
      ]
    }
  ]
}