{
  "dashboard": {
    "title": "Distributed Tracing Dashboard",
    "tags": ["tracing", "opentelemetry", "jaeger"],
    "timezone": "browser",
    "schemaVersion": 27,
    "version": 1,
    "refresh": "30s",
    "panels": [
      {
        "id": 1,
        "title": "Trace Rate",
        "type": "graph",
        "targets": [
          {
            "expr": "rate(traces_total[5m])",
            "legendFormat": "Traces/sec"
          }
        ],
        "gridPos": {"h": 8, "w": 12, "x": 0, "y": 0}
      },
      {
        "id": 2,
        "title": "Trace Duration",
        "type": "graph",
        "targets": [
          {
            "expr": "histogram_quantile(0.50, rate(trace_duration_seconds_bucket[5m]))",
            "legendFormat": "P50"
          },
          {
            "expr": "histogram_quantile(0.95, rate(trace_duration_seconds_bucket[5m]))",
            "legendFormat": "P95"
          },
          {
            "expr": "histogram_quantile(0.99, rate(trace_duration_seconds_bucket[5m]))",
            "legendFormat": "P99"
          }
        ],
        "gridPos": {"h": 8, "w": 12, "x": 12, "y": 0}
      },
      {
        "id": 3,
        "title": "Traces by Service",
        "type": "piechart",
        "targets": [
          {
            "expr": "sum by (service) (traces_total)",
            "legendFormat": "{{service}}"
          }
        ],
        "gridPos": {"h": 8, "w": 12, "x": 0, "y": 8}
      },
      {
        "id": 4,
        "title": "Error Rate",
        "type": "graph",
        "targets": [
          {
            "expr": "rate(trace_errors_total[5m])",
            "legendFormat": "Errors/sec"
          }
        ],
        "gridPos": {"h": 8, "w": 12, "x": 12, "y": 8}
      }
    ]
  }
}