{
  "date": "2026-09-22",
  "host": "Juniper",
  "cpu": "Intel Xeon Platinum 8260, 24 cores / 48 logical processors",
  "constraints": "Shared host with concurrent development and CI (this machine is also a CI runner). The run started only once the one-minute load average was below the 48 logical processors and no other dotnet build/test process was running. Load averages at start and end: 15.02, 25.11, 28.11; 21.18, 22.34, 26.45. Every timing sample also records the load average. No benchmark-specific CPU or memory limits; shared-host diagnostic evidence, not environment qualification.",
  "variant": "shipped: single-pass read with the documented every-bucket helper (query unchanged)",
  "repositoryCommit": "bcb7d38b108206f2de0ea375e3155fb26b1d2afe",
  "harnessSha256": "fe9ebf184f87d410ccbf868b3a7a5b337dc7b2155bfe5faffbccde6be83343e0",
  "testPassed": true,
  "observations": [
    {
      "kind": "environment",
      "mongo": "8.0.28",
      "dotnet": "10.0.0",
      "buildConfiguration": "Release",
      "processors": 48,
      "studyCount": 100000,
      "noiseCount": 10000,
      "reviewerCount": 50,
      "reviewsPerStudy": 2,
      "iterations": 10,
      "activeReviewerTracking": true,
      "enforceMaxInProgressSessions": true,
      "maxInProgress": null,
      "fullyReviewed": false,
      "abstractBytes": 4096,
      "savedPercent": 35,
      "atCapacityPercent": 5,
      "excludedPercent": 5,
      "reservedPercent": 5,
      "hostLoadAverage": "16.01 24.20 27.69",
      "dataBytes": 637481890,
      "indexBytes": 24829952,
      "indexes": [
        {
          "name": "_id_",
          "key": "{ \"_id\" : 1 }"
        },
        {
          "name": "ProjectId_1_ScreeningInfo.InclusionInfo.ProjectAgreementThreshold.NumberScreened_1_ScreeningInfo.InclusionInfo.ProjectAgreementThreshold.AbsoluteAgreementRatio_1_ScreeningInfo.InclusionInfo.Overscreened_1",
          "key": "{ \"ProjectId\" : 1, \"ScreeningInfo.InclusionInfo.ProjectAgreementThreshold.NumberScreened\" : 1, \"ScreeningInfo.InclusionInfo.ProjectAgreementThreshold.AbsoluteAgreementRatio\" : 1, \"ScreeningInfo.InclusionInfo.Overscreened\" : 1 }"
        },
        {
          "name": "ProjectId_1_ScreeningInfo.InclusionInfo.ProjectAgreementThreshold.NumberScreened_1_ScreeningInfo.InclusionInfo.ProjectAgreementThreshold.AbsoluteAgreementRatio_1_ScreeningInfo.InclusionInfo.StudyScreenStatus_1_ScreeningInfo.InclusionInfo.Overscreened_1",
          "key": "{ \"ProjectId\" : 1, \"ScreeningInfo.InclusionInfo.ProjectAgreementThreshold.NumberScreened\" : 1, \"ScreeningInfo.InclusionInfo.ProjectAgreementThreshold.AbsoluteAgreementRatio\" : 1, \"ScreeningInfo.InclusionInfo.StudyScreenStatus\" : 1, \"ScreeningInfo.InclusionInfo.Overscreened\" : 1 }"
        },
        {
          "name": "ProjectId_1_ScreeningInfo.Screenings.ScreenerId_1",
          "key": "{ \"ProjectId\" : 1, \"ScreeningInfo.Screenings.ScreenerId\" : 1 }"
        },
        {
          "name": "ProjectId_1_ScreeningInfo.AgreementMeasure.NumberScreened_1_ScreeningInfo.AgreementMeasure.AbsoluteAgreementRatio_1_SystematicSearchId_1",
          "key": "{ \"ProjectId\" : 1, \"ScreeningInfo.AgreementMeasure.NumberScreened\" : 1, \"ScreeningInfo.AgreementMeasure.AbsoluteAgreementRatio\" : 1, \"SystematicSearchId\" : 1 }"
        },
        {
          "name": "ProjectId_1_ScreeningInfo.AgreementMeasure.NumberScreened_1_ScreeningInfo.AgreementMeasure.AbsoluteAgreementRatio_1_DateTimeCreated_1",
          "key": "{ \"ProjectId\" : 1, \"ScreeningInfo.AgreementMeasure.NumberScreened\" : 1, \"ScreeningInfo.AgreementMeasure.AbsoluteAgreementRatio\" : 1, \"DateTimeCreated\" : 1 }"
        },
        {
          "name": "ProjectId_1_ScreeningInfo.AgreementMeasure.NumberScreened_1_ScreeningInfo.AgreementMeasure.AbsoluteAgreementRatio_1_ExtractionInfo.Sessions.InvestigatorId_1_ExtractionInfo.Sessions.Status_1_SystematicSearchId_1",
          "key": "{ \"ProjectId\" : 1, \"ScreeningInfo.AgreementMeasure.NumberScreened\" : 1, \"ScreeningInfo.AgreementMeasure.AbsoluteAgreementRatio\" : 1, \"ExtractionInfo.Sessions.InvestigatorId\" : 1, \"ExtractionInfo.Sessions.Status\" : 1, \"SystematicSearchId\" : 1 }"
        },
        {
          "name": "ProjectId_1_ScreeningInfo.AgreementMeasure.NumberScreened_1_ScreeningInfo.AgreementMeasure.AbsoluteAgreementRatio_1_ExtractionInfo.SessionTallies.StageId_1_ExtractionInfo.SessionTallies.NumberOfCandidateSessions_1_SystematicSearchId_1",
          "key": "{ \"ProjectId\" : 1, \"ScreeningInfo.AgreementMeasure.NumberScreened\" : 1, \"ScreeningInfo.AgreementMeasure.AbsoluteAgreementRatio\" : 1, \"ExtractionInfo.SessionTallies.StageId\" : 1, \"ExtractionInfo.SessionTallies.NumberOfCandidateSessions\" : 1, \"SystematicSearchId\" : 1 }"
        },
        {
          "name": "ProjectId_1_ExtractionInfo.SessionTallies.StageId_1_ExtractionInfo.SessionTallies.NumberOfCandidateSessions_1_SystematicSearchId_1",
          "key": "{ \"ProjectId\" : 1, \"ExtractionInfo.SessionTallies.StageId\" : 1, \"ExtractionInfo.SessionTallies.NumberOfCandidateSessions\" : 1, \"SystematicSearchId\" : 1 }"
        },
        {
          "name": "ProjectId_1_ExtractionInfo.SessionTallies.StageId_1_ExtractionInfo.SessionTallies.NumberOfCandidateSessions_1",
          "key": "{ \"ProjectId\" : 1, \"ExtractionInfo.SessionTallies.StageId\" : 1, \"ExtractionInfo.SessionTallies.NumberOfCandidateSessions\" : 1 }"
        },
        {
          "name": "ProjectId_1_ExtractionInfo.SessionTallies.StageId_1_ExtractionInfo.SessionTallies.ReconciliationStarted_1",
          "key": "{ \"ProjectId\" : 1, \"ExtractionInfo.SessionTallies.StageId\" : 1, \"ExtractionInfo.SessionTallies.ReconciliationStarted\" : 1 }"
        },
        {
          "name": "ProjectId_1",
          "key": "{ \"ProjectId\" : 1 }"
        },
        {
          "name": "ProjectId_1__id_1",
          "key": "{ \"ProjectId\" : 1, \"_id\" : 1 }"
        },
        {
          "name": "ProjectId_1_WorkloadShareBucket_1",
          "key": "{ \"ProjectId\" : 1, \"WorkloadShareBucket\" : 1 }"
        },
        {
          "name": "Abstract_text_PublicationName.AlternateName_text_PublicationName.Name_text_Title_text_Keywords_text",
          "key": "{ \"_fts\" : \"text\", \"_ftsx\" : 1 }"
        },
        {
          "name": "ProjectId_1_SystematicSearchId_1",
          "key": "{ \"ProjectId\" : 1, \"SystematicSearchId\" : 1 }"
        },
        {
          "name": "ProjectId_1_ExtractionInfo.Annotations.AnnotatorId_1",
          "key": "{ \"ProjectId\" : 1, \"ExtractionInfo.Annotations.AnnotatorId\" : 1 }"
        }
      ]
    },
    {
      "kind": "timing",
      "name": "plan-build",
      "hostLoadAverage": "16.01 24.20 27.69",
      "firstCallMs": 140.5126,
      "warmMedianMs": 127.34795,
      "warmP95Ms": 133.5534,
      "warmMaxMs": 133.5534,
      "meanProcessAllocatedBytes": 125128551,
      "samples": [
        122.4318,
        125.1094,
        125.2639,
        126.4907,
        126.7687,
        127.9272,
        128.4475,
        130.0611,
        133.3417,
        133.5534
      ]
    },
    {
      "kind": "timing",
      "name": "next-legacy",
      "hostLoadAverage": "15.39 23.80 27.52",
      "firstCallMs": 763.8683,
      "warmMedianMs": 537.55955,
      "warmP95Ms": 771.7092,
      "warmMaxMs": 771.7092,
      "meanProcessAllocatedBytes": 125384,
      "samples": [
        529.5659,
        531.154,
        532.0096,
        532.2777,
        537.4219,
        537.6972,
        542.6098,
        545.8022,
        567.1038,
        771.7092
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    },
    {
      "kind": "query-diagnostic",
      "name": "next-legacy",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1, _id: 1 }",
      "documentsExamined": "100000",
      "keysExamined": "100000",
      "responseBytes": "5731",
      "diagnosticMs": "549"
    },
    {
      "kind": "query-explain",
      "name": "next-legacy",
      "stages": [
        "FETCH index=BsonNull nReturned=89600 keysExamined=BsonNull docsExamined=100000 ms=101",
        "  IXSCAN index=ProjectId_1__id_1 nReturned=100000 keysExamined=100000 docsExamined=BsonNull ms=19",
        "$sample nReturned=1 ms=530"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "next-legacy",
      "residentMb": 927
    },
    {
      "kind": "timing",
      "name": "next-allocated",
      "hostLoadAverage": "15.39 23.80 27.52",
      "firstCallMs": 63.6168,
      "warmMedianMs": 28.3182,
      "warmP95Ms": 35.8576,
      "warmMaxMs": 35.8576,
      "meanProcessAllocatedBytes": 145844,
      "samples": [
        26.61,
        26.8766,
        27.2283,
        27.9096,
        27.9739,
        28.6625,
        29.118,
        29.6816,
        30.0396,
        35.8576
      ]
    },
    {
      "kind": "query-diagnostic",
      "name": "next-allocated",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1, WorkloadShareBucket: 1 }",
      "documentsExamined": "3997",
      "keysExamined": "4397",
      "responseBytes": "6272",
      "diagnosticMs": "27"
    },
    {
      "kind": "query-explain",
      "name": "next-allocated",
      "stages": [
        "FETCH index=BsonNull nReturned=3566 keysExamined=BsonNull docsExamined=3997 ms=6",
        "  IXSCAN index=ProjectId_1_WorkloadShareBucket_1 nReturned=3997 keysExamined=4397 docsExamined=BsonNull ms=3",
        "$sample nReturned=1 ms=33"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "next-allocated",
      "residentMb": 924
    },
    {
      "kind": "timing",
      "name": "reviewer-page",
      "hostLoadAverage": "18.94 24.11 27.54",
      "firstCallMs": 1859.0519,
      "warmMedianMs": 1701.8045000000002,
      "warmP95Ms": 2023.3311,
      "warmMaxMs": 2023.3311,
      "meanProcessAllocatedBytes": 638908,
      "samples": [
        1653.1958,
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        1662.7289,
        1677.0697,
        1700.5468,
        1703.0622,
        1724.5554,
        1809.667,
        1935.0366,
        2023.3311
      ]
    },
    {
      "kind": "query-diagnostic",
      "name": "reviewer-page",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "100000",
      "keysExamined": "100000",
      "responseBytes": "3516",
      "diagnosticMs": "1651"
    },
    {
      "kind": "query-explain",
      "name": "reviewer-page",
      "stages": [
        "PROJECTION_DEFAULT index=BsonNull nReturned=100000 keysExamined=BsonNull docsExamined=BsonNull ms=186",
        "  FETCH index=BsonNull nReturned=100000 keysExamined=BsonNull docsExamined=100000 ms=39",
        "    IXSCAN index=ProjectId_1 nReturned=100000 keysExamined=100000 docsExamined=BsonNull ms=28",
        "$set nReturned=100000 ms=507",
        "$facet nReturned=1 ms=1690"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "reviewer-page",
      "residentMb": 1080
    },
    {
      "kind": "timing",
      "name": "admin-progress",
      "hostLoadAverage": "15.60 22.81 27.00",
      "firstCallMs": 2271.311,
      "warmMedianMs": 2049.8612000000003,
      "warmP95Ms": 2367.6957,
      "warmMaxMs": 2367.6957,
      "meanProcessAllocatedBytes": 1825180,
      "samples": [
        2036.0645,
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        2048.7043,
        2048.7872,
        2049.3422,
        2050.3802,
        2051.2785,
        2106.1968,
        2358.4704,
        2367.6957
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    },
    {
      "kind": "query-diagnostic",
      "name": "admin-progress",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "100000",
      "keysExamined": "100000",
      "responseBytes": "5936",
      "diagnosticMs": "2398"
    },
    {
      "kind": "query-explain",
      "name": "admin-progress",
      "skipped": "profiled command is not a complete aggregate"
    },
    {
      "kind": "memory-snapshot",
      "name": "admin-progress",
      "residentMb": 1082
    },
    {
      "kind": "query-explain",
      "name": "admin-progress classification (whole project)",
      "stages": [
        "PROJECTION_DEFAULT index=BsonNull nReturned=100000 keysExamined=BsonNull docsExamined=BsonNull ms=1549",
        "  FETCH index=BsonNull nReturned=100000 keysExamined=BsonNull docsExamined=100000 ms=108",
        "    IXSCAN index=ProjectId_1 nReturned=100000 keysExamined=100000 docsExamined=BsonNull ms=52",
        "$unwind nReturned=238414 ms=1869",
        "$group nReturned=50 ms=2020"
      ]
    },
    {
      "kind": "timing",
      "name": "reviewer-stale",
      "hostLoadAverage": "14.91 21.76 26.47",
      "firstCallMs": 1622.2619,
      "warmMedianMs": 1642.4681999999998,
      "warmP95Ms": 1918.0304,
      "warmMaxMs": 1918.0304,
      "meanProcessAllocatedBytes": 526114,
      "samples": [
        1604.4545,
        1628.8473,
        1629.3973,
        1630.2539,
        1633.1182,
        1651.8182,
        1656.6949,
        1672.723,
        1914.8865,
        1918.0304
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    },
    {
      "kind": "query-diagnostic",
      "name": "reviewer-stale",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "100000",
      "keysExamined": "100000",
      "responseBytes": "3491",
      "diagnosticMs": "1620"
    },
    {
      "kind": "query-explain",
      "name": "reviewer-stale",
      "stages": [
        "PROJECTION_DEFAULT index=BsonNull nReturned=100000 keysExamined=BsonNull docsExamined=BsonNull ms=199",
        "  FETCH index=BsonNull nReturned=100000 keysExamined=BsonNull docsExamined=100000 ms=73",
        "    IXSCAN index=ProjectId_1 nReturned=100000 keysExamined=100000 docsExamined=BsonNull ms=19",
        "$set nReturned=100000 ms=505",
        "$facet nReturned=1 ms=1676"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "reviewer-stale",
      "residentMb": 1090
    },
    {
      "kind": "timing",
      "name": "next-empty-buckets",
      "hostLoadAverage": "14.30 21.40 26.30",
      "firstCallMs": 2077.8788,
      "warmMedianMs": 317.16785,
      "warmP95Ms": 352.0373,
      "warmMaxMs": 352.0373,
      "meanProcessAllocatedBytes": 110128,
      "samples": [
        311.5292,
        311.5998,
        312.3064,
        314.8127,
        316.7439,
        317.5918,
        317.9708,
        319.0063,
        339.9731,
        352.0373
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    },
    {
      "kind": "query-diagnostic",
      "name": "next-empty-buckets",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "100000",
      "keysExamined": "100000",
      "responseBytes": "146",
      "diagnosticMs": "321"
    },
    {
      "kind": "query-explain",
      "name": "next-empty-buckets",
      "stages": [
        "FETCH index=BsonNull nReturned=0 keysExamined=BsonNull docsExamined=100000 ms=297",
        "  IXSCAN index=ProjectId_1 nReturned=100000 keysExamined=100000 docsExamined=BsonNull ms=47",
        "$sample nReturned=0 ms=210"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "next-empty-buckets",
      "residentMb": 1090
    },
    {
      "kind": "timing",
      "name": "reviewer-at-in-progress-limit",
      "hostLoadAverage": "21.98 22.51 26.53",
      "firstCallMs": 1814.1409,
      "warmMedianMs": 1770.70285,
      "warmP95Ms": 2099.7883,
      "warmMaxMs": 2099.7883,
      "meanProcessAllocatedBytes": 659970,
      "samples": [
        1717.914,
        1729.304,
        1734.2068,
        1755.3359,
        1766.0846,
        1775.3211,
        1804.0323,
        1835.192,
        2056.7537,
        2099.7883
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    },
    {
      "kind": "query-diagnostic",
      "name": "reviewer-at-in-progress-limit",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "100000",
      "keysExamined": "100000",
      "responseBytes": "3557",
      "diagnosticMs": "1754"
    },
    {
      "kind": "query-explain",
      "name": "reviewer-at-in-progress-limit",
      "stages": [
        "PROJECTION_DEFAULT index=BsonNull nReturned=100000 keysExamined=BsonNull docsExamined=BsonNull ms=200",
        "  FETCH index=BsonNull nReturned=100000 keysExamined=BsonNull docsExamined=100000 ms=93",
        "    IXSCAN index=ProjectId_1 nReturned=100000 keysExamined=100000 docsExamined=BsonNull ms=27",
        "$set nReturned=100000 ms=520",
        "$facet nReturned=1 ms=1767"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "reviewer-at-in-progress-limit",
      "residentMb": 1089
    }
  ]
}