{
  "schema": "zerocopy-investigation-memory/v1",
  "runtime": "v22.23.3",
  "v8": "12.4.254.21-node.57",
  "platform": "linux",
  "arch": "x64",
  "cpu": "INTEL(R) XEON(R) PLATINUM 8573C",
  "measuredAt": "2026-10-10T00:40:46.644Z",
  "trials": 3,
  "entries": 100000,
  "runtimeSourceCommit": "0f4b4d3388304bb6ba405bbfdac0573880d14f77",
  "summarySHA256": "e5208c378c42253c459be068269134bcccb80de8edb4483c2325c3ef7c576746",
  "description": "Recorded post-query memory. Signed retained-data totals and absolute process RSS are separate metrics. Three fresh processes per case; not browser measurements.",
  "groups": [
    {
      "kind": "shared",
      "fixture": "repeated",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 4734040,
          "rssBytes": 85815296
        },
        {
          "trial": 2,
          "retainedBytes": 4727584,
          "rssBytes": 85114880
        },
        {
          "trial": 3,
          "retainedBytes": 4727560,
          "rssBytes": 85434368
        }
      ]
    },
    {
      "kind": "shared",
      "fixture": "repeated",
      "readers": 2,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 4914240,
          "rssBytes": 112062464
        },
        {
          "trial": 2,
          "retainedBytes": 4937328,
          "rssBytes": 113844224
        },
        {
          "trial": 3,
          "retainedBytes": 4932728,
          "rssBytes": 112791552
        }
      ]
    },
    {
      "kind": "shared",
      "fixture": "repeated",
      "readers": 4,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 5269128,
          "rssBytes": 135200768
        },
        {
          "trial": 2,
          "retainedBytes": 5241848,
          "rssBytes": 140214272
        },
        {
          "trial": 3,
          "retainedBytes": 5265824,
          "rssBytes": 140288000
        }
      ]
    },
    {
      "kind": "immutable",
      "fixture": "repeated",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 9621072,
          "rssBytes": 100409344
        },
        {
          "trial": 2,
          "retainedBytes": 9585904,
          "rssBytes": 102252544
        },
        {
          "trial": 3,
          "retainedBytes": 9598488,
          "rssBytes": 101974016
        }
      ]
    },
    {
      "kind": "immutable",
      "fixture": "repeated",
      "readers": 2,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 35158112,
          "rssBytes": 188112896
        },
        {
          "trial": 2,
          "retainedBytes": 35408376,
          "rssBytes": 189997056
        },
        {
          "trial": 3,
          "retainedBytes": 35754784,
          "rssBytes": 190160896
        }
      ]
    },
    {
      "kind": "immutable",
      "fixture": "repeated",
      "readers": 4,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 61394056,
          "rssBytes": 274530304
        },
        {
          "trial": 2,
          "retainedBytes": 61352992,
          "rssBytes": 284491776
        },
        {
          "trial": 3,
          "retainedBytes": 61239048,
          "rssBytes": 276316160
        }
      ]
    },
    {
      "kind": "native",
      "fixture": "repeated",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 6354912,
          "rssBytes": 90370048
        },
        {
          "trial": 2,
          "retainedBytes": 6354912,
          "rssBytes": 92590080
        },
        {
          "trial": 3,
          "retainedBytes": 6355632,
          "rssBytes": 92438528
        }
      ]
    },
    {
      "kind": "native",
      "fixture": "repeated",
      "readers": 2,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 24483752,
          "rssBytes": 147886080
        },
        {
          "trial": 2,
          "retainedBytes": 24483944,
          "rssBytes": 149422080
        },
        {
          "trial": 3,
          "retainedBytes": 24483944,
          "rssBytes": 149200896
        }
      ]
    },
    {
      "kind": "native",
      "fixture": "repeated",
      "readers": 4,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 44298472,
          "rssBytes": 210763776
        },
        {
          "trial": 2,
          "retainedBytes": 44298472,
          "rssBytes": 213258240
        },
        {
          "trial": 3,
          "retainedBytes": 44299112,
          "rssBytes": 212983808
        }
      ]
    },
    {
      "kind": "centralized",
      "fixture": "repeated",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 6354912,
          "rssBytes": 91074560
        },
        {
          "trial": 2,
          "retainedBytes": 6354912,
          "rssBytes": 92446720
        },
        {
          "trial": 3,
          "retainedBytes": 6354912,
          "rssBytes": 92430336
        }
      ]
    },
    {
      "kind": "shared",
      "fixture": "unique",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 9331888,
          "rssBytes": 96919552
        },
        {
          "trial": 2,
          "retainedBytes": 9331504,
          "rssBytes": 99217408
        },
        {
          "trial": 3,
          "retainedBytes": 9331336,
          "rssBytes": 99381248
        }
      ]
    },
    {
      "kind": "shared",
      "fixture": "unique",
      "readers": 2,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 9540008,
          "rssBytes": 125091840
        },
        {
          "trial": 2,
          "retainedBytes": 9526736,
          "rssBytes": 128364544
        },
        {
          "trial": 3,
          "retainedBytes": 9539456,
          "rssBytes": 127991808
        }
      ]
    },
    {
      "kind": "shared",
      "fixture": "unique",
      "readers": 4,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 9870616,
          "rssBytes": 153526272
        },
        {
          "trial": 2,
          "retainedBytes": 9868408,
          "rssBytes": 157589504
        },
        {
          "trial": 3,
          "retainedBytes": 9863976,
          "rssBytes": 154005504
        }
      ]
    },
    {
      "kind": "immutable",
      "fixture": "unique",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 17788960,
          "rssBytes": 128393216
        },
        {
          "trial": 2,
          "retainedBytes": 18547168,
          "rssBytes": 128262144
        },
        {
          "trial": 3,
          "retainedBytes": 18333360,
          "rssBytes": 129130496
        }
      ]
    },
    {
      "kind": "immutable",
      "fixture": "unique",
      "readers": 2,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 46616648,
          "rssBytes": 227217408
        },
        {
          "trial": 2,
          "retainedBytes": 46425296,
          "rssBytes": 217026560
        },
        {
          "trial": 3,
          "retainedBytes": 46708888,
          "rssBytes": 223334400
        }
      ]
    },
    {
      "kind": "immutable",
      "fixture": "unique",
      "readers": 4,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 74381448,
          "rssBytes": 330100736
        },
        {
          "trial": 2,
          "retainedBytes": 74573136,
          "rssBytes": 328740864
        },
        {
          "trial": 3,
          "retainedBytes": 74762784,
          "rssBytes": 320929792
        }
      ]
    },
    {
      "kind": "native",
      "fixture": "unique",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 14726576,
          "rssBytes": 120123392
        },
        {
          "trial": 2,
          "retainedBytes": 14725856,
          "rssBytes": 119758848
        },
        {
          "trial": 3,
          "retainedBytes": 14725856,
          "rssBytes": 120606720
        }
      ]
    },
    {
      "kind": "native",
      "fixture": "unique",
      "readers": 2,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 34976584,
          "rssBytes": 172212224
        },
        {
          "trial": 2,
          "retainedBytes": 34976584,
          "rssBytes": 172146688
        },
        {
          "trial": 3,
          "retainedBytes": 34976048,
          "rssBytes": 171913216
        }
      ]
    },
    {
      "kind": "native",
      "fixture": "unique",
      "readers": 4,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 56914152,
          "rssBytes": 240189440
        },
        {
          "trial": 2,
          "retainedBytes": 56914152,
          "rssBytes": 239235072
        },
        {
          "trial": 3,
          "retainedBytes": 56913832,
          "rssBytes": 239104000
        }
      ]
    },
    {
      "kind": "centralized",
      "fixture": "unique",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 14726792,
          "rssBytes": 120352768
        },
        {
          "trial": 2,
          "retainedBytes": 14726024,
          "rssBytes": 122998784
        },
        {
          "trial": 3,
          "retainedBytes": 14730664,
          "rssBytes": 121851904
        }
      ]
    },
    {
      "kind": "shared",
      "fixture": "unicode",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 9760864,
          "rssBytes": 99995648
        },
        {
          "trial": 2,
          "retainedBytes": 9768712,
          "rssBytes": 100884480
        },
        {
          "trial": 3,
          "retainedBytes": 9758352,
          "rssBytes": 102510592
        }
      ]
    },
    {
      "kind": "shared",
      "fixture": "unicode",
      "readers": 2,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 10265656,
          "rssBytes": 129327104
        },
        {
          "trial": 2,
          "retainedBytes": 10230848,
          "rssBytes": 128348160
        },
        {
          "trial": 3,
          "retainedBytes": 10274992,
          "rssBytes": 128950272
        }
      ]
    },
    {
      "kind": "shared",
      "fixture": "unicode",
      "readers": 4,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 11170144,
          "rssBytes": 156983296
        },
        {
          "trial": 2,
          "retainedBytes": 11156144,
          "rssBytes": 156594176
        },
        {
          "trial": 3,
          "retainedBytes": 11148864,
          "rssBytes": 157241344
        }
      ]
    },
    {
      "kind": "immutable",
      "fixture": "unicode",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 19280640,
          "rssBytes": 130740224
        },
        {
          "trial": 2,
          "retainedBytes": 19803784,
          "rssBytes": 130785280
        },
        {
          "trial": 3,
          "retainedBytes": 19002624,
          "rssBytes": 130215936
        }
      ]
    },
    {
      "kind": "immutable",
      "fixture": "unicode",
      "readers": 2,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 48624928,
          "rssBytes": 234721280
        },
        {
          "trial": 2,
          "retainedBytes": 49346976,
          "rssBytes": 232947712
        },
        {
          "trial": 3,
          "retainedBytes": 48919216,
          "rssBytes": 233488384
        }
      ]
    },
    {
      "kind": "immutable",
      "fixture": "unicode",
      "readers": 4,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 78249288,
          "rssBytes": 343453696
        },
        {
          "trial": 2,
          "retainedBytes": 79080848,
          "rssBytes": 334639104
        },
        {
          "trial": 3,
          "retainedBytes": 77993384,
          "rssBytes": 343093248
        }
      ]
    },
    {
      "kind": "native",
      "fixture": "unicode",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 15599968,
          "rssBytes": 124329984
        },
        {
          "trial": 2,
          "retainedBytes": 15599968,
          "rssBytes": 124821504
        },
        {
          "trial": 3,
          "retainedBytes": 15600904,
          "rssBytes": 124551168
        }
      ]
    },
    {
      "kind": "native",
      "fixture": "unicode",
      "readers": 2,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 37598744,
          "rssBytes": 178413568
        },
        {
          "trial": 2,
          "retainedBytes": 37598696,
          "rssBytes": 178995200
        },
        {
          "trial": 3,
          "retainedBytes": 37598696,
          "rssBytes": 180207616
        }
      ]
    },
    {
      "kind": "native",
      "fixture": "unicode",
      "readers": 4,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 61284216,
          "rssBytes": 249532416
        },
        {
          "trial": 2,
          "retainedBytes": 61284216,
          "rssBytes": 249421824
        },
        {
          "trial": 3,
          "retainedBytes": 61283920,
          "rssBytes": 250822656
        }
      ]
    },
    {
      "kind": "centralized",
      "fixture": "unicode",
      "readers": 0,
      "samples": [
        {
          "trial": 1,
          "retainedBytes": 15599968,
          "rssBytes": 126386176
        },
        {
          "trial": 2,
          "retainedBytes": 15600688,
          "rssBytes": 123117568
        },
        {
          "trial": 3,
          "retainedBytes": 15600688,
          "rssBytes": 124239872
        }
      ]
    }
  ]
}
