{
  "schema_version": 1,
  "description": "Thirty-minute cache-off mixed workload with two matched surges.",
  "scenarios": [
    {
      "name": "mixed_workload_long_stability",
      "duration_s": 1800,
      "analysis_windows": [
        {"name": "baseline", "start_s": 120, "end_s": 240},
        {"name": "surge-1", "start_s": 420, "end_s": 660},
        {"name": "recovery-1", "start_s": 780, "end_s": 870},
        {"name": "surge-2", "start_s": 1020, "end_s": 1260},
        {"name": "recovery-2", "start_s": 1380, "end_s": 1470},
        {"name": "final", "start_s": 1680, "end_s": 1770}
      ],
      "tenants": [
        {
          "fairness_id": "stability-premium-chat",
          "priority": 100,
          "objective": "flow-control-v090-premium",
          "input_tokens": 1024,
          "output_tokens": 128,
          "phases": [
            {"start_s": 0, "duration_s": 300, "rate_pattern": "noisy_sinusoidal", "rate_center": 4, "rate_amplitude": 1, "period_s": 37, "phase_offset": 0.0, "rate_noise": 0.2, "rate_spike_probability": 0.02},
            {"start_s": 300, "duration_s": 420, "rate_pattern": "noisy_sinusoidal", "rate_center": 10, "rate_amplitude": 2, "period_s": 31, "phase_offset": 0.0, "rate_noise": 0.5, "rate_spike_probability": 0.02, "ramp_s": 15},
            {"start_s": 720, "duration_s": 180, "rate_pattern": "noisy_sinusoidal", "rate_center": 3, "rate_amplitude": 0.7, "period_s": 23, "phase_offset": 0.0, "rate_noise": 0.15},
            {"start_s": 900, "duration_s": 420, "rate_pattern": "noisy_sinusoidal", "rate_center": 10, "rate_amplitude": 2, "period_s": 31, "phase_offset": 0.0, "rate_noise": 0.5, "rate_spike_probability": 0.02, "ramp_s": 15},
            {"start_s": 1320, "duration_s": 180, "rate_pattern": "noisy_sinusoidal", "rate_center": 3, "rate_amplitude": 0.7, "period_s": 23, "phase_offset": 0.0, "rate_noise": 0.15},
            {"start_s": 1500, "duration_s": 300, "rate_pattern": "noisy_sinusoidal", "rate_center": 4, "rate_amplitude": 1, "period_s": 37, "phase_offset": 0.0, "rate_noise": 0.2}
          ]
        },
        {
          "fairness_id": "stability-gold-agentic",
          "priority": 50,
          "objective": "flow-control-v090-gold",
          "input_tokens": 4096,
          "output_tokens": 512,
          "phases": [
            {"start_s": 0, "duration_s": 300, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.5, "rate_amplitude": 0.12, "period_s": 41, "phase_offset": 0.2, "rate_noise": 0.025, "rate_spike_probability": 0.02},
            {"start_s": 300, "duration_s": 420, "rate_pattern": "noisy_sinusoidal", "rate_center": 1.8, "rate_amplitude": 0.4, "period_s": 29, "phase_offset": 0.2, "rate_noise": 0.09, "rate_spike_probability": 0.02, "ramp_s": 15},
            {"start_s": 720, "duration_s": 180, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.3, "rate_amplitude": 0.08, "period_s": 19, "phase_offset": 0.2, "rate_noise": 0.015},
            {"start_s": 900, "duration_s": 420, "rate_pattern": "noisy_sinusoidal", "rate_center": 1.8, "rate_amplitude": 0.4, "period_s": 29, "phase_offset": 0.2, "rate_noise": 0.09, "rate_spike_probability": 0.02, "ramp_s": 15},
            {"start_s": 1320, "duration_s": 180, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.3, "rate_amplitude": 0.08, "period_s": 19, "phase_offset": 0.2, "rate_noise": 0.015},
            {"start_s": 1500, "duration_s": 300, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.5, "rate_amplitude": 0.12, "period_s": 41, "phase_offset": 0.2, "rate_noise": 0.025}
          ]
        },
        {
          "fairness_id": "stability-standard-long",
          "priority": 0,
          "objective": "flow-control-v090-standard",
          "input_tokens": 20000,
          "output_tokens": 128,
          "phases": [
            {"start_s": 0, "duration_s": 300, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.05, "rate_amplitude": 0.015, "period_s": 43, "phase_offset": 0.4, "rate_noise": 0.0025, "rate_spike_probability": 0.02},
            {"start_s": 300, "duration_s": 420, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.35, "rate_amplitude": 0.08, "period_s": 33, "phase_offset": 0.4, "rate_noise": 0.0175, "rate_spike_probability": 0.02, "ramp_s": 15},
            {"start_s": 720, "duration_s": 180, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.05, "rate_amplitude": 0.015, "period_s": 21, "phase_offset": 0.4, "rate_noise": 0.0025},
            {"start_s": 900, "duration_s": 420, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.35, "rate_amplitude": 0.08, "period_s": 33, "phase_offset": 0.4, "rate_noise": 0.0175, "rate_spike_probability": 0.02, "ramp_s": 15},
            {"start_s": 1320, "duration_s": 180, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.05, "rate_amplitude": 0.015, "period_s": 21, "phase_offset": 0.4, "rate_noise": 0.0025},
            {"start_s": 1500, "duration_s": 300, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.05, "rate_amplitude": 0.015, "period_s": 43, "phase_offset": 0.4, "rate_noise": 0.0025}
          ]
        },
        {
          "fairness_id": "stability-batch-long",
          "priority": -10,
          "objective": "flow-control-v090-batch",
          "input_tokens": 20000,
          "output_tokens": 128,
          "phases": [
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            {"start_s": 300, "duration_s": 420, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.6, "rate_amplitude": 0.14, "period_s": 35, "phase_offset": 0.6, "rate_noise": 0.03, "rate_spike_probability": 0.02, "ramp_s": 15},
            {"start_s": 720, "duration_s": 180, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.1, "rate_amplitude": 0.03, "period_s": 25, "phase_offset": 0.6, "rate_noise": 0.005},
            {"start_s": 900, "duration_s": 420, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.6, "rate_amplitude": 0.14, "period_s": 35, "phase_offset": 0.6, "rate_noise": 0.03, "rate_spike_probability": 0.02, "ramp_s": 15},
            {"start_s": 1320, "duration_s": 180, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.1, "rate_amplitude": 0.03, "period_s": 25, "phase_offset": 0.6, "rate_noise": 0.005},
            {"start_s": 1500, "duration_s": 300, "rate_pattern": "noisy_sinusoidal", "rate_center": 0.3, "rate_amplitude": 0.08, "period_s": 47, "phase_offset": 0.6, "rate_noise": 0.015}
          ]
        }
      ]
    }
  ]
}