{
  "source": "Dielabs retained precheck notes, Verda FIN-03, 2026-10-09",
  "scope": "Curated extracts; not complete original logs. No confidence intervals or cross-node replication.",
  "bandwidth_unit": "GB/s as reported by nvbandwidth",
  "p2p_read_one_pair_at_a_time": [
    [
      null,
      53.6,
      52.75,
      52.83,
      37.23,
      39.73,
      39.42,
      39.65
    ],
    [
      53.28,
      null,
      53.04,
      52.8,
      39.25,
      37.32,
      39.49,
      40.11
    ],
    [
      53.19,
      53.57,
      null,
      52.7,
      38.75,
      36.49,
      39.92,
      39.46
    ],
    [
      53.27,
      53.12,
      53.25,
      null,
      36.98,
      40.02,
      39.5,
      39.64
    ],
    [
      39.29,
      37.59,
      39.75,
      39.33,
      null,
      52.85,
      52.68,
      52.8
    ],
    [
      39.7,
      39.45,
      37.59,
      37.54,
      52.68,
      null,
      53.1,
      52.97
    ],
    [
      39.78,
      40.49,
      37.49,
      36.97,
      52.99,
      53.57,
      null,
      52.61
    ],
    [
      39.38,
      37.91,
      39.59,
      39.63,
      53.49,
      53.84,
      53.68,
      null
    ]
  ],
  "concurrent_pairs": {
    "within": {
      "0-1": 52.75,
      "2-3": 53.71,
      "4-5": 52.75,
      "6-7": 53.03
    },
    "across": {
      "0-4": 21.12,
      "1-5": 20.6,
      "2-6": 24.28,
      "3-7": 24.95
    }
  },
  "all_gpus_host_transfers": {
    "gpu_to_host": [
      28.33,
      28.46,
      30.06,
      29.91,
      47.23,
      47.43,
      50.43,
      50.33
    ],
    "host_to_gpu": [
      35.38,
      35.43,
      35.89,
      35.87,
      48.0,
      48.26,
      50.16,
      49.99
    ]
  },
  "thermal_summary": [
    {
      "gpu": 0.0,
      "samples": 151.0,
      "temperature_avg_C": 66.5,
      "temperature_max_C": 69.0,
      "power_avg_W": 597.1,
      "clock_avg_MHz": 2220.0,
      "clock_min_MHz": 2197.0,
      "powercap_percent": 100.0,
      "thermal": 0.0
    },
    {
      "gpu": 1.0,
      "samples": 151.0,
      "temperature_avg_C": 68.0,
      "temperature_max_C": 71.0,
      "power_avg_W": 597.2,
      "clock_avg_MHz": 2210.0,
      "clock_min_MHz": 2182.0,
      "powercap_percent": 100.0,
      "thermal": 0.0
    },
    {
      "gpu": 2.0,
      "samples": 151.0,
      "temperature_avg_C": 66.5,
      "temperature_max_C": 70.0,
      "power_avg_W": 594.5,
      "clock_avg_MHz": 2219.0,
      "clock_min_MHz": 2197.0,
      "powercap_percent": 100.0,
      "thermal": 0.0
    },
    {
      "gpu": 3.0,
      "samples": 150.0,
      "temperature_avg_C": 67.5,
      "temperature_max_C": 70.0,
      "power_avg_W": 596.8,
      "clock_avg_MHz": 2230.0,
      "clock_min_MHz": 2212.0,
      "powercap_percent": 99.0,
      "thermal": 0.0
    },
    {
      "gpu": 4.0,
      "samples": 150.0,
      "temperature_avg_C": 67.7,
      "temperature_max_C": 71.0,
      "power_avg_W": 597.0,
      "clock_avg_MHz": 2208.0,
      "clock_min_MHz": 2182.0,
      "powercap_percent": 100.0,
      "thermal": 0.0
    },
    {
      "gpu": 5.0,
      "samples": 150.0,
      "temperature_avg_C": 68.2,
      "temperature_max_C": 71.0,
      "power_avg_W": 597.2,
      "clock_avg_MHz": 2212.0,
      "clock_min_MHz": 2182.0,
      "powercap_percent": 99.0,
      "thermal": 0.0
    },
    {
      "gpu": 6.0,
      "samples": 151.0,
      "temperature_avg_C": 67.6,
      "temperature_max_C": 71.0,
      "power_avg_W": 594.4,
      "clock_avg_MHz": 2214.0,
      "clock_min_MHz": 2190.0,
      "powercap_percent": 100.0,
      "thermal": 0.0
    },
    {
      "gpu": 7.0,
      "samples": 150.0,
      "temperature_avg_C": 67.6,
      "temperature_max_C": 71.0,
      "power_avg_W": 597.0,
      "clock_avg_MHz": 2249.0,
      "clock_min_MHz": 2220.0,
      "powercap_percent": 99.0,
      "thermal": 0.0
    }
  ],
  "buffer_MiB": [
    1,
    4,
    16,
    64
  ],
  "buffer_sweep": {
    "0-1": [
      36.71,
      49.53,
      53.78,
      54.51
    ],
    "0-4": [
      35.85,
      40.16,
      40.9,
      38.72
    ]
  },
  "host_subsets": {
    "0,1,4,5": {
      "gpu_to_host": [
        56.55,
        56.55,
        56.58,
        56.58
      ],
      "host_to_gpu": [
        39.42,
        39.29,
        57.61,
        57.63
      ]
    },
    "0,2,4,6": {
      "gpu_to_host": [
        56.58,
        56.58,
        56.58,
        56.58
      ],
      "host_to_gpu": [
        57.9,
        57.91,
        57.91,
        57.92
      ]
    }
  }
}