{
  "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": "65b32ad36c5d2702baa639abaa5ef9ab42fd9e09f690c7d71d70d98b2628ad6a",
  "summary": {
    "prefix": {
      "medianMs": 779.8784015003548,
      "p95Ms": 894.0229420004471,
      "maxMs": 1004.9125490004371,
      "medianCpuMs": 754.577,
      "peakRSSBytes": 236867584
    },
    "tail": {
      "medianMs": 1896.2927735010453,
      "p95Ms": 2014.769407998756,
      "maxMs": 2038.628055001027,
      "medianCpuMs": 1848.2340000000004,
      "peakRSSBytes": 340013056
    }
  },
  "runs": [
    {
      "mode": "prefix",
      "wallMs": 894.0229420004471,
      "cpuMs": 786.1039999999999,
      "peakRSSBytes": 236748800,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 1
    },
    {
      "mode": "tail",
      "wallMs": 1843.7836630000675,
      "cpuMs": 1788.068,
      "peakRSSBytes": 339922944,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 1
    },
    {
      "mode": "tail",
      "wallMs": 1786.909532998834,
      "cpuMs": 1745.682,
      "peakRSSBytes": 339841024,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 2
    },
    {
      "mode": "prefix",
      "wallMs": 873.9510159994097,
      "cpuMs": 773.7969999999999,
      "peakRSSBytes": 236625920,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 2
    },
    {
      "mode": "prefix",
      "wallMs": 1004.9125490004371,
      "cpuMs": 795.15,
      "peakRSSBytes": 236539904,
      "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": 1850.08651499993,
      "cpuMs": 1801.269,
      "peakRSSBytes": 339677184,
      "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": 1974.9875670004258,
      "cpuMs": 1913.702,
      "peakRSSBytes": 339890176,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 4
    },
    {
      "mode": "prefix",
      "wallMs": 796.95288000039,
      "cpuMs": 757.743,
      "peakRSSBytes": 236867584,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 4
    },
    {
      "mode": "prefix",
      "wallMs": 781.9026449997182,
      "cpuMs": 763.164,
      "peakRSSBytes": 236584960,
      "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": 1905.115196999759,
      "cpuMs": 1847.4530000000002,
      "peakRSSBytes": 339795968,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 5
    },
    {
      "mode": "tail",
      "wallMs": 1874.4815870013554,
      "cpuMs": 1839.016,
      "peakRSSBytes": 339857408,
      "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": 787.8593280001951,
      "cpuMs": 759.918,
      "peakRSSBytes": 236589056,
      "inputBlocks": 0,
      "outputBlocks": 0,
      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 6
    },
    {
      "mode": "prefix",
      "wallMs": 762.6503510000475,
      "cpuMs": 747.6669999999999,
      "peakRSSBytes": 236519424,
      "inputBlocks": 0,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 7
    },
    {
      "mode": "tail",
      "wallMs": 1897.4216940005135,
      "cpuMs": 1856.0599999999997,
      "peakRSSBytes": 339959808,
      "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": 1911.859996000203,
      "cpuMs": 1872.3759999999997,
      "peakRSSBytes": 339820544,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 8
    },
    {
      "mode": "prefix",
      "wallMs": 771.6699379998317,
      "cpuMs": 748.37,
      "peakRSSBytes": 236802048,
      "inputBlocks": 0,
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      "recoveredEvents": 20,
      "tailEvents": 0,
      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 8
    },
    {
      "mode": "prefix",
      "wallMs": 780.7872380017216,
      "cpuMs": 753.6289999999999,
      "peakRSSBytes": 236728320,
      "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": 1857.3058810015937,
      "cpuMs": 1833.5190000000002,
      "peakRSSBytes": 339787776,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
      "excludedBytes": {
        "raw-events.jsonl": 0,
        "core-profile-chunks.bin": 0
      },
      "round": 9
    },
    {
      "mode": "tail",
      "wallMs": 1879.0536760006944,
      "cpuMs": 1849.0150000000003,
      "peakRSSBytes": 339714048,
      "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": 773.4205569995538,
      "cpuMs": 752.8629999999999,
      "peakRSSBytes": 236662784,
      "inputBlocks": 0,
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      "recoveredEvents": 20,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 10
    },
    {
      "mode": "prefix",
      "wallMs": 768.5001749996445,
      "cpuMs": 753.0349999999999,
      "peakRSSBytes": 236634112,
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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": 1851.6954980004812,
      "cpuMs": 1820.3140000000003,
      "peakRSSBytes": 339881984,
      "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": 1895.163853001577,
      "cpuMs": 1862.4229999999998,
      "peakRSSBytes": 339816448,
      "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": 780.3379990000394,
      "cpuMs": 751.8629999999999,
      "peakRSSBytes": 236634112,
      "inputBlocks": 0,
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      "recoveredEvents": 20,
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        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 12
    },
    {
      "mode": "prefix",
      "wallMs": 811.5914159989188,
      "cpuMs": 794.086,
      "peakRSSBytes": 236572672,
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      "recoveredEvents": 20,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 13
    },
    {
      "mode": "tail",
      "wallMs": 2038.628055001027,
      "cpuMs": 2000.3020000000001,
      "peakRSSBytes": 339881984,
      "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": 2000.5413190010586,
      "cpuMs": 1973.6649999999997,
      "peakRSSBytes": 340013056,
      "inputBlocks": 0,
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      "recoveredEvents": 30,
      "tailEvents": 10,
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        "core-profile-chunks.bin": 0
      },
      "round": 14
    },
    {
      "mode": "prefix",
      "wallMs": 813.3431089991063,
      "cpuMs": 791.9,
      "peakRSSBytes": 236732416,
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      "recoveredEvents": 20,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
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      "round": 14
    },
    {
      "mode": "prefix",
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      "peakRSSBytes": 236781568,
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        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
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      "round": 15
    },
    {
      "mode": "tail",
      "wallMs": 1830.899751999823,
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      "peakRSSBytes": 339738624,
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        "core-profile-chunks.bin": 0
      },
      "round": 15
    },
    {
      "mode": "tail",
      "wallMs": 1943.7854299994797,
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      "peakRSSBytes": 339742720,
      "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": 754.1972939998232,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 16
    },
    {
      "mode": "prefix",
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      "peakRSSBytes": 236576768,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 17
    },
    {
      "mode": "tail",
      "wallMs": 1899.1908450007031,
      "cpuMs": 1793.3729999999998,
      "peakRSSBytes": 339836928,
      "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": 1892.1393070013437,
      "cpuMs": 1797.324,
      "peakRSSBytes": 339914752,
      "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": 735.584091000419,
      "cpuMs": 714.9499999999999,
      "peakRSSBytes": 236466176,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 18
    },
    {
      "mode": "prefix",
      "wallMs": 779.4188040006702,
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      "excludedBytes": {
        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 19
    },
    {
      "mode": "tail",
      "wallMs": 1914.1696850001608,
      "cpuMs": 1875.2579999999998,
      "peakRSSBytes": 339628032,
      "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": 2014.769407998756,
      "cpuMs": 1862.9250000000002,
      "peakRSSBytes": 339865600,
      "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": 743.5142869999254,
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      "peakRSSBytes": 236703744,
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      "recoveredEvents": 20,
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        "raw-events.jsonl": 5970,
        "core-profile-chunks.bin": 104857600
      },
      "round": 20
    }
  ]
}