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fidc-backtest-engine/docs/evidence/uncached-selection-state-20260905.json

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{
"schemaVersion": "fidc-uncached-selection-state/v1",
"measuredAt": "2026-09-05T05:07:00+08:00",
"host": "192.168.31.177",
"engineCommit": "29faf7932ed7838d0a2178a34b3fe6a259bd9052",
"serviceCommit": "9fd5a9e6d5668af57f6942fc3c4127953545d9c6",
"runnerBinarySha256": "c67dbb4a4432697853a9146790ae507f1bc774506104a9be814b3435665e6c36",
"implementation": {
"description": "construct transient market-cap ordered selection states by value and leave rejected candidates out of the per-day Arc HashMap cache",
"selectedStateBehavior": "later business use rebuilds and caches the selected or held symbol through the unchanged state API",
"genericRankingChanged": false,
"selectionResultCached": false,
"rollingValueCached": false,
"stateFieldsChanged": false,
"pitSemanticsChanged": false
},
"primaryFiveYearContract": {
"totalReturn": 0.9219861819172002,
"tradeCount": 26088,
"canonicalSha256": "b42fea66237d06eadb24f6b8c9e2760e7319fe3699f315b99e01f433ef2aa234",
"resultStoreSha256": "92343fb369fea68b2544b654151c5c43a935940580b14afbe8eefb3844f72a54",
"restartOrCold": {
"totalSeconds": 16.142,
"dataSeconds": 12.836,
"engineSeconds": 2.665
},
"processHotEngineSeconds": [2.622, 2.683, 2.67, 2.619, 2.667],
"processHotMedianEngineSeconds": 2.667,
"previousAcceptedMedianEngineSeconds": 3.294,
"observedMedianImprovementPercent": 19.034608,
"resultConsistent": true,
"terminalAuditStatus": "clean"
},
"secondaryFiveYearContract": {
"totalReturn": 1.1342962298106998,
"tradeCount": 19404,
"canonicalSha256": "0dbd3fad624097c673c4a5ec2f545f95e9c21d1d5337bb2b48ffeb22b16cb2b9",
"resultStoreSha256": "416d2f87241fb4c6b917f6aeecb588f82f6e7d51a103f4c53a74d11971f16839",
"engineSeconds": [2.318, 2.358, 2.35, 2.345, 2.367, 2.371],
"medianEngineSeconds": 2.358,
"previousAcceptedMedianEngineSeconds": 2.922,
"observedMedianImprovementPercent": 19.301848,
"resultConsistent": true,
"terminalAuditStatus": "clean"
},
"fullMinuteContract": {
"startDate": "2025-01-02",
"endDate": "2025-11-17",
"scheduleTime": "10:18",
"matchingType": "minute_last",
"slippageModel": "price_ratio",
"slippageValue": 0.001,
"totalReturn": 0.03473222656500008,
"tradeCount": 156,
"canonicalSha256": "457c086b1bca784fe83f447bb22451925e8f022456bb0fc7b54237a7a7886849",
"resultStoreSha256": "04d804ee02ad7bc9b3649b4a2b4ddd902a4242ef38e00edeed8058860e9a6997",
"totalSeconds": [0.592, 0.593],
"engineSeconds": [0.162, 0.165],
"resultConsistent": true,
"terminalAuditStatus": "clean"
},
"profile": {
"runId": "btr_1788555931028_369369_14",
"engineSeconds": 2.672,
"allThreadEventCycles": 62382573448,
"previousAllThreadEventCycles": 77490041805,
"observedCycleReductionPercent": 19.496013,
"stockStateBuilderPercent": 12.33,
"numericVmEvaluatePercent": 11.55,
"adjustedCloseMovingAveragePercent": 5.32,
"mallocPercent": 1.51,
"previousMallocPercent": 2.82,
"stockStateCacheClearInTopProfile": false,
"stockStateDropGlueInTopProfile": false,
"lostSamples": 0
},
"memory": {
"serviceCgroupCurrentBytes": 11482611712,
"serviceCgroupPeakBytes": 11484585984,
"cacheMemoryAddedBytes": 0
},
"testGate": {
"workspaceTotal": 544,
"passed": 536,
"ignoredManualBenchmarks": 8,
"failed": 0,
"strictClippyStatus": "baseline_blocked_by_137_preexisting_warnings"
},
"remoteArtifacts": [
"/srv/fidc/canonical/run/fidc-private/evidence/uncached-selection-state-primary-20260905.json",
"/srv/fidc/canonical/run/fidc-private/evidence/uncached-selection-state-secondary-20260905.json",
"/srv/fidc/canonical/run/fidc-private/evidence/uncached-selection-state-full-minute-20260905.json",
"/srv/fidc/canonical/run/fidc-private/evidence/uncached-selection-state-profile-20260905/run.json",
"/srv/fidc/canonical/run/fidc-private/evidence/uncached-selection-state-profile-20260905/perf.data",
"/srv/fidc/canonical/run/fidc-private/evidence/uncached-selection-state-profile-20260905/perf-report.txt"
],
"acceptance": {
"status": "accepted_transient_selection_state",
"reason": "two independent five-year contracts and the full-minute contract preserve exact outputs, both daily strategies reduce stable engine medians by about nineteen percent, all-thread cycles and allocator share fall, and no cache memory is added"
}
}