{
  "title": "Fester Advanced Cluster Intelligence",
  "timezone": "browser",
  "schemaVersion": 38,
  "version": 2,
  "refresh": "5s",
  "panels": [

    {
      "type": "timeseries",
      "title": "Node CPU Load",
      "targets": [
        {
          "expr": "fester_node_cpu",
          "legendFormat": "{{node}}"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "percent",
          "min": 0,
          "max": 100
        }
      },
      "gridPos": { "x": 0, "y": 0, "w": 12, "h": 8 }
    },

    {
      "type": "timeseries",
      "title": "Node Temperature (Thermal Risk)",
      "targets": [
        {
          "expr": "fester_node_temp",
          "legendFormat": "{{node}}"
        }
      ],
      "fieldConfig": {
        "defaults": {
          "unit": "celsius",
          "thresholds": {
            "steps": [
              { "color": "green", "value": null },
              { "color": "yellow", "value": 65 },
              { "color": "orange", "value": 75 },
              { "color": "red", "value": 80 }
            ]
          }
        }
      },
      "gridPos": { "x": 12, "y": 0, "w": 12, "h": 8 }
    },

    {
      "type": "timeseries",
      "title": "Thermal Trend (Prediction Signal)",
      "targets": [
        {
          "expr": "deriv(fester_node_temp[2m])",
          "legendFormat": "{{node}} temp/s"
        }
      ],
      "gridPos": { "x": 0, "y": 8, "w": 12, "h": 6 }
    },

    {
      "type": "stat",
      "title": "Danger Nodes (>80C)",
      "targets": [
        {
          "expr": "count(fester_node_temp > 80)"
        }
      ],
      "gridPos": { "x": 12, "y": 8, "w": 6, "h": 6 }
    },

    {
      "type": "stat",
      "title": "Warming Nodes (>70C)",
      "targets": [
        {
          "expr": "count(fester_node_temp > 70)"
        }
      ],
      "gridPos": { "x": 18, "y": 8, "w": 6, "h": 6 }
    },

    {
      "type": "timeseries",
      "title": "Pipeline Throughput",
      "targets": [
        {
          "expr": "rate(fester_pipeline_actions_total[1m])",
          "legendFormat": "{{state}}"
        }
      ],
      "gridPos": { "x": 0, "y": 14, "w": 12, "h": 7 }
    },

    {
      "type": "timeseries",
      "title": "Cache Hit Rate Per Target",
      "targets": [
        {
          "expr": "rate(fester_cache_hits_total[5m])",
          "legendFormat": "{{target}}"
        }
      ],
      "gridPos": { "x": 12, "y": 14, "w": 12, "h": 7 }
    },

    {
      "type": "timeseries",
      "title": "Cache Efficiency Ratio",
      "targets": [
        {
          "expr": "rate(fester_cache_hits_total[5m]) / rate(fester_pipeline_actions_total[5m])",
          "legendFormat": "efficiency"
        }
      ],
      "gridPos": { "x": 0, "y": 21, "w": 12, "h": 6 }
    },

    {
      "type": "timeseries",
      "title": "Scheduler Node Usage",
      "targets": [
        {
          "expr": "sum by (node) (fester_scheduler_score)",
          "legendFormat": "{{node}}"
        }
      ],
      "gridPos": { "x": 12, "y": 21, "w": 12, "h": 6 }
    },

    {
      "type": "timeseries",
      "title": "Scheduler Target Distribution",
      "targets": [
        {
          "expr": "sum by (target) (fester_scheduler_score)",
          "legendFormat": "{{target}}"
        }
      ],
      "gridPos": { "x": 0, "y": 27, "w": 24, "h": 6 }
    }

  ]
}