// Measures the latency of wakeups that bounce through kernel DPC threads.
{
  "name": "DPC Latency Test.",
  "config": {
    "interval": "20s"
  },
  "objects": {
    "timer": { "type": "timer" }
  },
  "workers": [
    {
      "name": "Event Loop",
      "priority": 24,
      "actions": [
        { "action": "timer_set", "timer": "timer", "deadline": "16ms" },
        { "action": "wait_one", "object": "timer", "signals": 8 },
        { "action": "spin", "uniform": { "min": "2ms", "max": "3ms" } }
      ]
    },
    {
      "name": "Light Load",
      "instances": 8,
      "actions": [
        { "action": "sleep", "uniform": { "min": "1ms", "max": "20ms" } },
        { "action": "spin", "uniform": { "min": "100us", "max": "2ms" } }
      ]
    },
    {
      "name": "Heavy Load",
      "instances": 2,
      "actions": [
        { "action": "sleep", "uniform": { "min": "5ms", "max": "8ms" } },
        { "action": "spin", "uniform": { "min": "3us", "max": "8ms" } }
      ]
    }
  ]
}