{
  "title": "Load Test - Host Overview",
  "panels": [
    {
      "title": "CPU Usage",
      "type": "graph",
      "targets": [
        { "expr": "100 - (avg by(instance)(rate(node_cpu_seconds_total{mode=\"idle\"}[1m])) * 100)" }
      ]
    },
    {
      "title": "Memory Usage",
      "type": "graph",
      "targets": [
        { "expr": "node_memory_MemTotal_bytes - node_memory_MemAvailable_bytes" }
      ]
    },
    {
      "title": "Load Average",
      "type": "graph",
      "targets": [
        { "expr": "node_load1" },
        { "expr": "node_load5" },
        { "expr": "node_load15" }
      ]
    }
  ]
}