{
  "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: 19.81, 31.38, 31.38; 23.91, 31.28, 31.35. Every timing sample also records the load average. No benchmark-specific CPU or memory limits; shared-host diagnostic evidence, not environment qualification.",
  "variant": "rejected: single-pass read with per-study session-holder narrowing",
  "repositoryCommit": "d79a7e53c417c24d129986173b1944eea129297a",
  "harnessSha256": "fe9ebf184f87d410ccbf868b3a7a5b337dc7b2155bfe5faffbccde6be83343e0",
  "testPassed": true,
  "observations": [
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      "mongo": "8.0.28",
      "dotnet": "10.0.0",
      "buildConfiguration": "Release",
      "processors": 48,
      "studyCount": 10000,
      "noiseCount": 1000,
      "reviewerCount": 10,
      "reviewsPerStudy": 2,
      "iterations": 10,
      "activeReviewerTracking": true,
      "enforceMaxInProgressSessions": true,
      "maxInProgress": null,
      "fullyReviewed": false,
      "abstractBytes": 4096,
      "savedPercent": 35,
      "atCapacityPercent": 5,
      "excludedPercent": 5,
      "reservedPercent": 5,
      "hostLoadAverage": "28.18 32.53 31.75",
      "dataBytes": 63737190,
      "indexBytes": 2695168,
      "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": "28.18 32.53 31.75",
      "firstCallMs": 341.2711,
      "warmMedianMs": 28.583,
      "warmP95Ms": 31.09,
      "warmMaxMs": 31.09,
      "meanProcessAllocatedBytes": 30805727,
      "samples": [
        27.9104,
        28.0265,
        28.2685,
        28.3574,
        28.5784,
        28.5876,
        29.191,
        29.2872,
        29.533,
        31.09
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    {
      "kind": "timing",
      "name": "next-legacy",
      "hostLoadAverage": "28.18 32.53 31.75",
      "firstCallMs": 266.0752,
      "warmMedianMs": 55.49725,
      "warmP95Ms": 58.0443,
      "warmMaxMs": 58.0443,
      "meanProcessAllocatedBytes": 120106,
      "samples": [
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    },
    {
      "kind": "query-diagnostic",
      "name": "next-legacy",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1, ExtractionInfo.SessionTallies.StageId: 1, ExtractionInfo.SessionTallies.NumberOfCandidateSessions: 1 }",
      "documentsExamined": "10000",
      "keysExamined": "10000",
      "responseBytes": "6306",
      "diagnosticMs": "51"
    },
    {
      "kind": "query-explain",
      "name": "next-legacy",
      "stages": [
        "FETCH index=BsonNull nReturned=8800 keysExamined=BsonNull docsExamined=10000 ms=7",
        "  IXSCAN index=ProjectId_1_ExtractionInfo.SessionTallies.StageId_1_ExtractionInfo.SessionTallies.NumberOfCandidateSessions_1 nReturned=10000 keysExamined=10000 docsExamined=BsonNull ms=0",
        "$sample nReturned=1 ms=51"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "next-legacy",
      "residentMb": 273
    },
    {
      "kind": "timing",
      "name": "next-allocated",
      "hostLoadAverage": "28.18 32.53 31.75",
      "firstCallMs": 57.2458,
      "warmMedianMs": 23.14835,
      "warmP95Ms": 30.1493,
      "warmMaxMs": 30.1493,
      "meanProcessAllocatedBytes": 239797,
      "samples": [
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        23.1147,
        23.182,
        23.2831,
        25.6817,
        28.802,
        30.1493
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    },
    {
      "kind": "query-diagnostic",
      "name": "next-allocated",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1, WorkloadShareBucket: 1 }",
      "documentsExamined": "1988",
      "keysExamined": "3969",
      "responseBytes": "5730",
      "diagnosticMs": "14"
    },
    {
      "kind": "query-explain",
      "name": "next-allocated",
      "stages": [
        "FETCH index=BsonNull nReturned=1757 keysExamined=BsonNull docsExamined=1988 ms=5",
        "  IXSCAN index=ProjectId_1_WorkloadShareBucket_1 nReturned=1988 keysExamined=3969 docsExamined=BsonNull ms=0",
        "$sample nReturned=1 ms=22"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "next-allocated",
      "residentMb": 273
    },
    {
      "kind": "timing",
      "name": "reviewer-page",
      "hostLoadAverage": "27.13 32.24 31.66",
      "firstCallMs": 288.9682,
      "warmMedianMs": 193.84775000000002,
      "warmP95Ms": 219.9446,
      "warmMaxMs": 219.9446,
      "meanProcessAllocatedBytes": 1096844,
      "samples": [
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        202.9577,
        219.9446
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    },
    {
      "kind": "query-diagnostic",
      "name": "reviewer-page",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "10000",
      "keysExamined": "10000",
      "responseBytes": "3487",
      "diagnosticMs": "176"
    },
    {
      "kind": "query-explain",
      "name": "reviewer-page",
      "skipped": "profiled command is not a complete aggregate"
    },
    {
      "kind": "memory-snapshot",
      "name": "reviewer-page",
      "residentMb": 288
    },
    {
      "kind": "timing",
      "name": "admin-progress",
      "hostLoadAverage": "26.16 31.95 31.57",
      "firstCallMs": 456.378,
      "warmMedianMs": 284.92025,
      "warmP95Ms": 337.0045,
      "warmMaxMs": 337.0045,
      "meanProcessAllocatedBytes": 1745788,
      "samples": [
        276.0479,
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        280.2902,
        280.5038,
        284.4957,
        285.3448,
        296.7385,
        300.1185,
        316.0893,
        337.0045
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    },
    {
      "kind": "query-diagnostic",
      "name": "admin-progress",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "10000",
      "keysExamined": "10000",
      "responseBytes": "1296",
      "diagnosticMs": "269"
    },
    {
      "kind": "query-explain",
      "name": "admin-progress",
      "skipped": "profiled command is not a complete aggregate"
    },
    {
      "kind": "memory-snapshot",
      "name": "admin-progress",
      "residentMb": 293
    },
    {
      "kind": "query-explain",
      "name": "admin-progress classification (whole project)",
      "stages": [
        "PROJECTION_DEFAULT index=BsonNull nReturned=10000 keysExamined=BsonNull docsExamined=BsonNull ms=245",
        "  FETCH index=BsonNull nReturned=10000 keysExamined=BsonNull docsExamined=10000 ms=9",
        "    IXSCAN index=ProjectId_1 nReturned=10000 keysExamined=10000 docsExamined=BsonNull ms=2",
        "$unwind nReturned=23177 ms=275",
        "$group nReturned=10 ms=300"
      ]
    },
    {
      "kind": "timing",
      "name": "reviewer-stale",
      "hostLoadAverage": "24.94 31.61 31.46",
      "firstCallMs": 178.3753,
      "warmMedianMs": 183.20845,
      "warmP95Ms": 193.2054,
      "warmMaxMs": 193.2054,
      "meanProcessAllocatedBytes": 515090,
      "samples": [
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    {
      "kind": "query-diagnostic",
      "name": "reviewer-stale",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "10000",
      "keysExamined": "10000",
      "responseBytes": "3470",
      "diagnosticMs": "166"
    },
    {
      "kind": "query-explain",
      "name": "reviewer-stale",
      "stages": [
        "PROJECTION_DEFAULT index=BsonNull nReturned=10000 keysExamined=BsonNull docsExamined=BsonNull ms=13",
        "  FETCH index=BsonNull nReturned=10000 keysExamined=BsonNull docsExamined=10000 ms=0",
        "    IXSCAN index=ProjectId_1 nReturned=10000 keysExamined=10000 docsExamined=BsonNull ms=0",
        "$set nReturned=10000 ms=50",
        "$facet nReturned=1 ms=160"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "reviewer-stale",
      "residentMb": 307
    },
    {
      "kind": "timing",
      "name": "next-empty-buckets",
      "hostLoadAverage": "24.94 31.61 31.46",
      "firstCallMs": 546.983,
      "warmMedianMs": 35.046049999999994,
      "warmP95Ms": 38.2989,
      "warmMaxMs": 38.2989,
      "meanProcessAllocatedBytes": 106004,
      "samples": [
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    },
    {
      "kind": "query-diagnostic",
      "name": "next-empty-buckets",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "10000",
      "keysExamined": "10000",
      "responseBytes": "146",
      "diagnosticMs": "37"
    },
    {
      "kind": "query-explain",
      "name": "next-empty-buckets",
      "stages": [
        "FETCH index=BsonNull nReturned=0 keysExamined=BsonNull docsExamined=10000 ms=13",
        "  IXSCAN index=ProjectId_1 nReturned=10000 keysExamined=10000 docsExamined=BsonNull ms=3",
        "$sample nReturned=0 ms=7"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "next-empty-buckets",
      "residentMb": 307
    },
    {
      "kind": "timing",
      "name": "reviewer-at-in-progress-limit",
      "hostLoadAverage": "23.91 31.28 31.35",
      "firstCallMs": 216.4386,
      "warmMedianMs": 205.95515,
      "warmP95Ms": 220.9862,
      "warmMaxMs": 220.9862,
      "meanProcessAllocatedBytes": 1117164,
      "samples": [
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    },
    {
      "kind": "query-diagnostic",
      "name": "reviewer-at-in-progress-limit",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "10000",
      "keysExamined": "10000",
      "responseBytes": "3528",
      "diagnosticMs": "203"
    },
    {
      "kind": "query-explain",
      "name": "reviewer-at-in-progress-limit",
      "skipped": "profiled command is not a complete aggregate"
    },
    {
      "kind": "memory-snapshot",
      "name": "reviewer-at-in-progress-limit",
      "residentMb": 307
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}