{
  "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: 28.05, 21.59, 24.05; 20.52, 20.42, 23.56. 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": 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": "24.28 21.07 23.84",
      "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": "24.28 21.07 23.84",
      "firstCallMs": 337.5923,
      "warmMedianMs": 47.327650000000006,
      "warmP95Ms": 49.9801,
      "warmMaxMs": 49.9801,
      "meanProcessAllocatedBytes": 30805760,
      "samples": [
        30.9291,
        40.6561,
        41.7709,
        47.0119,
        47.3158,
        47.3395,
        49.0497,
        49.4489,
        49.9094,
        49.9801
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    },
    {
      "kind": "timing",
      "name": "next-legacy",
      "hostLoadAverage": "24.28 21.07 23.84",
      "firstCallMs": 272.9563,
      "warmMedianMs": 49.4821,
      "warmP95Ms": 65.913,
      "warmMaxMs": 65.913,
      "meanProcessAllocatedBytes": 124600,
      "samples": [
        48.8607,
        48.9468,
        49.0656,
        49.169,
        49.4237,
        49.5405,
        49.9405,
        58.2954,
        59.5779,
        65.913
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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": "6271",
      "diagnosticMs": "53"
    },
    {
      "kind": "query-explain",
      "name": "next-legacy",
      "stages": [
        "FETCH index=BsonNull nReturned=8800 keysExamined=BsonNull docsExamined=10000 ms=21",
        "  IXSCAN index=ProjectId_1_ExtractionInfo.SessionTallies.StageId_1_ExtractionInfo.SessionTallies.NumberOfCandidateSessions_1 nReturned=10000 keysExamined=10000 docsExamined=BsonNull ms=8",
        "$sample nReturned=1 ms=60"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "next-legacy",
      "residentMb": 278
    },
    {
      "kind": "timing",
      "name": "next-allocated",
      "hostLoadAverage": "24.28 21.07 23.84",
      "firstCallMs": 62.5935,
      "warmMedianMs": 18.73685,
      "warmP95Ms": 41.2895,
      "warmMaxMs": 41.2895,
      "meanProcessAllocatedBytes": 239996,
      "samples": [
        16.1125,
        16.5322,
        16.661,
        18.1821,
        18.7349,
        18.7388,
        25.7869,
        26.1256,
        26.6214,
        41.2895
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    },
    {
      "kind": "query-diagnostic",
      "name": "next-allocated",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1, WorkloadShareBucket: 1 }",
      "documentsExamined": "1988",
      "keysExamined": "3969",
      "responseBytes": "5730",
      "diagnosticMs": "15"
    },
    {
      "kind": "query-explain",
      "name": "next-allocated",
      "stages": [
        "FETCH index=BsonNull nReturned=1757 keysExamined=BsonNull docsExamined=1988 ms=0",
        "  IXSCAN index=ProjectId_1_WorkloadShareBucket_1 nReturned=1988 keysExamined=3969 docsExamined=BsonNull ms=0",
        "$sample nReturned=1 ms=15"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "next-allocated",
      "residentMb": 278
    },
    {
      "kind": "timing",
      "name": "reviewer-page",
      "hostLoadAverage": "23.22 20.90 23.77",
      "firstCallMs": 270.2227,
      "warmMedianMs": 192.88805000000002,
      "warmP95Ms": 213.7296,
      "warmMaxMs": 213.7296,
      "meanProcessAllocatedBytes": 1098043,
      "samples": [
        186.2925,
        188.0982,
        191.1685,
        191.9057,
        192.0757,
        193.7004,
        194.7321,
        195.3387,
        203.792,
        213.7296
      ]
    },
    {
      "kind": "query-diagnostic",
      "name": "reviewer-page",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "10000",
      "keysExamined": "10000",
      "responseBytes": "3487",
      "diagnosticMs": "191"
    },
    {
      "kind": "query-explain",
      "name": "reviewer-page",
      "skipped": "profiled command is not a complete aggregate"
    },
    {
      "kind": "memory-snapshot",
      "name": "reviewer-page",
      "residentMb": 289
    },
    {
      "kind": "timing",
      "name": "admin-progress",
      "hostLoadAverage": "23.22 20.90 23.77",
      "firstCallMs": 413.8276,
      "warmMedianMs": 274.58265,
      "warmP95Ms": 294.0374,
      "warmMaxMs": 294.0374,
      "meanProcessAllocatedBytes": 1745618,
      "samples": [
        267.4951,
        267.7332,
        269.5787,
        269.6252,
        273.2087,
        275.9566,
        279.3772,
        285.382,
        285.8052,
        294.0374
      ]
    },
    {
      "kind": "query-diagnostic",
      "name": "admin-progress",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "10000",
      "keysExamined": "10000",
      "responseBytes": "1296",
      "diagnosticMs": "263"
    },
    {
      "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=143",
        "  FETCH index=BsonNull nReturned=10000 keysExamined=BsonNull docsExamined=10000 ms=0",
        "    IXSCAN index=ProjectId_1 nReturned=10000 keysExamined=10000 docsExamined=BsonNull ms=0",
        "$unwind nReturned=23177 ms=180",
        "$group nReturned=10 ms=210"
      ]
    },
    {
      "kind": "timing",
      "name": "reviewer-stale",
      "hostLoadAverage": "22.24 20.74 23.70",
      "firstCallMs": 301.3963,
      "warmMedianMs": 172.86665,
      "warmP95Ms": 275.6388,
      "warmMaxMs": 275.6388,
      "meanProcessAllocatedBytes": 515047,
      "samples": [
        169.2769,
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        171.083,
        171.3187,
        171.5849,
        174.1484,
        174.2018,
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        177.0906,
        275.6388
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    },
    {
      "kind": "query-diagnostic",
      "name": "reviewer-stale",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "10000",
      "keysExamined": "10000",
      "responseBytes": "3470",
      "diagnosticMs": "162"
    },
    {
      "kind": "query-explain",
      "name": "reviewer-stale",
      "stages": [
        "PROJECTION_DEFAULT index=BsonNull nReturned=10000 keysExamined=BsonNull docsExamined=BsonNull ms=14",
        "  FETCH index=BsonNull nReturned=10000 keysExamined=BsonNull docsExamined=10000 ms=8",
        "    IXSCAN index=ProjectId_1 nReturned=10000 keysExamined=10000 docsExamined=BsonNull ms=8",
        "$set nReturned=10000 ms=60",
        "$facet nReturned=1 ms=170"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "reviewer-stale",
      "residentMb": 305
    },
    {
      "kind": "timing",
      "name": "next-empty-buckets",
      "hostLoadAverage": "21.26 20.56 23.63",
      "firstCallMs": 511.9317,
      "warmMedianMs": 32.7923,
      "warmP95Ms": 34.3428,
      "warmMaxMs": 34.3428,
      "meanProcessAllocatedBytes": 102956,
      "samples": [
        32.281,
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        33.4164,
        34.3413,
        34.3428
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    },
    {
      "kind": "query-diagnostic",
      "name": "next-empty-buckets",
      "command": "command",
      "plan": "IXSCAN { ProjectId: 1 }",
      "documentsExamined": "10000",
      "keysExamined": "10000",
      "responseBytes": "146",
      "diagnosticMs": "30"
    },
    {
      "kind": "query-explain",
      "name": "next-empty-buckets",
      "stages": [
        "FETCH index=BsonNull nReturned=0 keysExamined=BsonNull docsExamined=10000 ms=16",
        "  IXSCAN index=ProjectId_1 nReturned=10000 keysExamined=10000 docsExamined=BsonNull ms=10",
        "$sample nReturned=0 ms=7"
      ]
    },
    {
      "kind": "memory-snapshot",
      "name": "next-empty-buckets",
      "residentMb": 305
    },
    {
      "kind": "timing",
      "name": "reviewer-at-in-progress-limit",
      "hostLoadAverage": "21.26 20.56 23.63",
      "firstCallMs": 214.7323,
      "warmMedianMs": 192.77675,
      "warmP95Ms": 214.561,
      "warmMaxMs": 214.561,
      "meanProcessAllocatedBytes": 1117871,
      "samples": [
        182.2417,
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        188.9989,
        189.0792,
        191.9512,
        193.6023,
        200.696,
        207.9988,
        209.1498,
        214.561
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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": "174"
    },
    {
      "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": 305
    }
  ]
}