{
  "measuredOn": "2026-10-02",
  "source": "results.md of 2026-10-02, section 8e (Oregon to Sydney, 4 lanes); sections 3 and 7 (emulated paths) for the calculator fit",
  "rawResultsUrl": "[LINK TO PUBLISHED results-2026-10-02.md]",
  "setup": {
    "path": "Oregon, USA to Sydney, Australia, over a public cloud backbone",
    "rttMs": 139,
    "hosts": "Two 16-core cloud hosts [CONFIRM instance type and NIC speed]",
    "pathCapacityMbps": 12400,
    "lossTool": "[CONFIRM tool]; random loss added at the receiver; caps every sender near 8 Gbit/s",
    "runs": "20-second streams and 1 GiB copies, median of three",
    "farwing": "[VERSION], default settings (4 lanes, --policy auto)",
    "tcp": "Linux default CUBIC, TCP BBR, 8 parallel BBR streams; default buffers"
  },
  "throughputMbps": {
    "unit": "useful data delivered per second, Mbit/s",
    "columns": [
      "lossPct",
      "farwing",
      "bbr8",
      "bbr",
      "cubic"
    ],
    "rows": [
      [
        0,
        6721,
        4884,
        4199,
        2950
      ],
      [
        0.1,
        6058,
        5188,
        2841,
        10.4
      ],
      [
        1,
        6801,
        5084,
        1998,
        1.2
      ],
      [
        3,
        6627,
        4479,
        1400,
        0.57
      ]
    ],
    "note": "Farwing's slowest run was faster than its own median at the next loss level up."
  },
  "noLossToolMbps": {
    "pathCapacity": 12400,
    "farwing": 11523,
    "cubic8": 11051,
    "bbr8": 10811,
    "singleTcpApprox": 4300,
    "farwingCpuCores": "about 2 of 16"
  },
  "copy1GiB": {
    "unit": "seconds from start of command to checked file on disk; null = did not finish in 300 s",
    "comparedWith": "scp, the copy tool already present on every host. We do not publish rankings against other products.",
    "farwingNote": "Repeat copies: SSH session reused, path speed remembered. A first copy to a new host took 4.5–4.8 s with no loss.",
    "rows": [
      {
        "lossPct": 0,
        "farwing": 2.2,
        "fastestOther": {
          "seconds": 3.9
        },
        "scp": 83
      },
      {
        "lossPct": 0.1,
        "farwing": 2.4,
        "fastestOther": {
          "seconds": 71
        },
        "scp": null
      },
      {
        "lossPct": 1,
        "farwing": 2.6,
        "fastestOther": {
          "seconds": 285
        },
        "scp": null
      },
      {
        "lossPct": 3,
        "farwing": 3.0,
        "fastestOther": null,
        "scp": null
      }
    ]
  },
  "fairness": [
    "With the default 4 lanes, one long TCP flow kept about half its speed while Farwing ran.",
    "With --lanes 1, Farwing ran next to a 4.8 Gbit/s TCP flow and did not slow it at all."
  ],
  "headlineClaims": [
    {
      "text": "6.6 Gbit/s Oregon to Sydney through 3% packet loss, 139 ms round trip",
      "basis": "throughputMbps row lossPct 3 (6,627 Mbit/s)"
    },
    {
      "text": "Standard TCP on the same path: 0.57 Mbit/s",
      "basis": "throughputMbps row lossPct 3, cubic"
    },
    {
      "text": "6.8 Gbit/s Oregon to Sydney through 1% packet loss",
      "basis": "throughputMbps row lossPct 1 (6,801 Mbit/s)"
    },
    {
      "text": "2.6 s to copy 1 GiB on that path; scp did not finish in 5 minutes",
      "basis": "copy1GiB row lossPct 1"
    },
    {
      "text": "3.4× faster than TCP BBR at 1% loss, and ahead of 8 parallel BBR streams",
      "basis": "6801 / 1998 = 3.4; 6801 > 5084"
    },
    {
      "text": "11.5 Gbit/s with no loss added, on about 2 of 16 CPU cores",
      "basis": "noLossToolMbps.farwing"
    }
  ],
  "dataPortUdp": 47700
}