{
  "evidence": "E2 synthetic 300MiB actual bytes; checkpoint200MiB, tail100MiB",
  "limits": [
    "same source but different recovered byte counts",
    "macOS RSS bytes; OS block counters not physical I/O peaks",
    "single-process fresh workers, AB/BA, warm cache possible",
    "no live device or periodic checkpoint latency proof"
  ],
  "recoverySourceSHA256": "ac7306d7722a81b594d09319d685104a03677a2d97ff823b690f65a9ad837d56",
  "summary": {
    "prefix": {
      "medianMs": 790.4703034992053,
      "p95Ms": 894.7974249986146,
      "maxMs": 1039.0038969999296,
      "medianCpuMs": 764.2795,
      "peakRSSBytes": 236994560
    },
    "tail": {
      "medianMs": 1973.7375539998538,
      "p95Ms": 2160.683774000063,
      "maxMs": 2192.180568999902,
      "medianCpuMs": 1931.7015,
      "peakRSSBytes": 553709568
    }
  },
  "runs": [
    {
      "mode": "prefix",
      "wallMs": 863.2394200012641,
      "cpuMs": 753.257,
      "peakRSSBytes": 236666880,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 1
    },
    {
      "mode": "tail",
      "wallMs": 2160.683774000063,
      "cpuMs": 1939.8829999999998,
      "peakRSSBytes": 553398272,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 1
    },
    {
      "mode": "tail",
      "wallMs": 2192.180568999902,
      "cpuMs": 1941.5659999999996,
      "peakRSSBytes": 553312256,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 2
    },
    {
      "mode": "prefix",
      "wallMs": 894.7974249986146,
      "cpuMs": 749.316,
      "peakRSSBytes": 236687360,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 2
    },
    {
      "mode": "prefix",
      "wallMs": 1039.0038969999296,
      "cpuMs": 845.9329999999999,
      "peakRSSBytes": 236363776,
      "inputBlocks": 0,
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      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 3
    },
    {
      "mode": "tail",
      "wallMs": 1875.604562999797,
      "cpuMs": 1817.947,
      "peakRSSBytes": 553406464,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 3
    },
    {
      "mode": "tail",
      "wallMs": 1898.7141529996734,
      "cpuMs": 1826.511,
      "peakRSSBytes": 553492480,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 4
    },
    {
      "mode": "prefix",
      "wallMs": 773.9350559986633,
      "cpuMs": 737.6450000000001,
      "peakRSSBytes": 236453888,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 4
    },
    {
      "mode": "prefix",
      "wallMs": 771.4617100009491,
      "cpuMs": 744.6539999999999,
      "peakRSSBytes": 236572672,
      "inputBlocks": 0,
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      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 5
    },
    {
      "mode": "tail",
      "wallMs": 2028.4064400002535,
      "cpuMs": 1931.7959999999998,
      "peakRSSBytes": 553394176,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 5
    },
    {
      "mode": "tail",
      "wallMs": 1964.922528999523,
      "cpuMs": 1918.6689999999999,
      "peakRSSBytes": 553451520,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 6
    },
    {
      "mode": "prefix",
      "wallMs": 763.5437870012538,
      "cpuMs": 733.4359999999999,
      "peakRSSBytes": 236658688,
      "inputBlocks": 0,
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      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 6
    },
    {
      "mode": "prefix",
      "wallMs": 782.88525699827,
      "cpuMs": 757.724,
      "peakRSSBytes": 236589056,
      "inputBlocks": 0,
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      "recoveredEvents": 20,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 7
    },
    {
      "mode": "tail",
      "wallMs": 2047.1886210016237,
      "cpuMs": 1920.6699999999996,
      "peakRSSBytes": 553353216,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 7
    },
    {
      "mode": "tail",
      "wallMs": 2000.326010000208,
      "cpuMs": 1878.739,
      "peakRSSBytes": 553316352,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 8
    },
    {
      "mode": "prefix",
      "wallMs": 791.2150929987547,
      "cpuMs": 767.5149999999999,
      "peakRSSBytes": 236806144,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 8
    },
    {
      "mode": "prefix",
      "wallMs": 882.6165500013303,
      "cpuMs": 784.1129999999999,
      "peakRSSBytes": 236560384,
      "inputBlocks": 0,
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      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 9
    },
    {
      "mode": "tail",
      "wallMs": 1988.8407139987976,
      "cpuMs": 1933.9049999999997,
      "peakRSSBytes": 553545728,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 9
    },
    {
      "mode": "tail",
      "wallMs": 1847.1076189998712,
      "cpuMs": 1810.649,
      "peakRSSBytes": 553594880,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 10
    },
    {
      "mode": "prefix",
      "wallMs": 831.4348200001405,
      "cpuMs": 771.207,
      "peakRSSBytes": 236638208,
      "inputBlocks": 0,
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      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 10
    },
    {
      "mode": "prefix",
      "wallMs": 738.9841530002741,
      "cpuMs": 718.383,
      "peakRSSBytes": 236355584,
      "inputBlocks": 0,
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      "recoveredEvents": 20,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 11
    },
    {
      "mode": "tail",
      "wallMs": 1826.1969380000664,
      "cpuMs": 1784.4750000000001,
      "peakRSSBytes": 553619456,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
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        "core-profile-chunks.bin": 0
      },
      "round": 11
    },
    {
      "mode": "tail",
      "wallMs": 1903.7862669993046,
      "cpuMs": 1865.322,
      "peakRSSBytes": 553295872,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 12
    },
    {
      "mode": "prefix",
      "wallMs": 846.7794919997687,
      "cpuMs": 789.006,
      "peakRSSBytes": 236658688,
      "inputBlocks": 0,
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      "recoveredEvents": 20,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 12
    },
    {
      "mode": "prefix",
      "wallMs": 789.725513999656,
      "cpuMs": 773.0649999999999,
      "peakRSSBytes": 236994560,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 13
    },
    {
      "mode": "tail",
      "wallMs": 1974.8645509989728,
      "cpuMs": 1940.498,
      "peakRSSBytes": 553639936,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
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        "core-profile-chunks.bin": 0
      },
      "round": 13
    },
    {
      "mode": "tail",
      "wallMs": 1964.2554450001626,
      "cpuMs": 1931.607,
      "peakRSSBytes": 553324544,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
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        "core-profile-chunks.bin": 0
      },
      "round": 14
    },
    {
      "mode": "prefix",
      "wallMs": 781.480436999118,
      "cpuMs": 762.6120000000001,
      "peakRSSBytes": 236814336,
      "inputBlocks": 0,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 14
    },
    {
      "mode": "prefix",
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      "peakRSSBytes": 236630016,
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        "core-profile-chunks.bin": 104857600
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      "round": 15
    },
    {
      "mode": "tail",
      "wallMs": 1975.3861589997541,
      "cpuMs": 1944.8769999999995,
      "peakRSSBytes": 553422848,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
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      "excludedBytes": {
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        "core-profile-chunks.bin": 0
      },
      "round": 15
    },
    {
      "mode": "tail",
      "wallMs": 1992.88887900002,
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      "peakRSSBytes": 553385984,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
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      "excludedBytes": {
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        "core-profile-chunks.bin": 0
      },
      "round": 16
    },
    {
      "mode": "prefix",
      "wallMs": 782.1579310002562,
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      "peakRSSBytes": 236822528,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 16
    },
    {
      "mode": "prefix",
      "wallMs": 770.899527000438,
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      "peakRSSBytes": 236670976,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 17
    },
    {
      "mode": "tail",
      "wallMs": 1956.0537979996298,
      "cpuMs": 1923.807,
      "peakRSSBytes": 553488384,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
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        "core-profile-chunks.bin": 0
      },
      "round": 17
    },
    {
      "mode": "tail",
      "wallMs": 1972.6105570007348,
      "cpuMs": 1938.1889999999999,
      "peakRSSBytes": 553517056,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
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        "core-profile-chunks.bin": 0
      },
      "round": 18
    },
    {
      "mode": "prefix",
      "wallMs": 819.8465629993734,
      "cpuMs": 782.401,
      "peakRSSBytes": 236556288,
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        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 18
    },
    {
      "mode": "prefix",
      "wallMs": 794.8366199998418,
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        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 19
    },
    {
      "mode": "tail",
      "wallMs": 1979.3933010005276,
      "cpuMs": 1950.4409999999998,
      "peakRSSBytes": 553484288,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
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        "core-profile-chunks.bin": 0
      },
      "round": 19
    },
    {
      "mode": "tail",
      "wallMs": 1971.0307410005043,
      "cpuMs": 1933.1809999999998,
      "peakRSSBytes": 553709568,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
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        "core-profile-chunks.bin": 0
      },
      "round": 20
    },
    {
      "mode": "prefix",
      "wallMs": 797.875082000246,
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      "peakRSSBytes": 236548096,
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        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 20
    }
  ]
}