boris
55 lines
2.8 KiB
JSON
55 lines
2.8 KiB
JSON
{
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"schemaVersion": "fidc-cached-symbol-board-rejection/v1",
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"measuredAt": "2026-09-05T03:22:00+08:00",
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"host": "192.168.31.177",
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"candidateCommit": "eb8b146",
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"revertCommit": "f210539",
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"candidate": {
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"description": "precompute a symbol-id-aligned BJSE bit vector and share one suffix classifier between platform expressions and risk control",
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"primaryHotEngineSeconds": [4.656, 4.759, 4.669, 4.698, 4.614],
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"primaryHotMedianEngineSeconds": 4.669,
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"acceptedPrimaryBaselineMedianEngineSeconds": 4.729,
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"primaryObservedImprovementPercent": 1.2687661249735674,
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"secondaryLowContentionEngineSeconds": [4.404, 4.327, 4.346],
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"secondaryLowContentionMedianEngineSeconds": 4.346,
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"acceptedSecondaryBaselineMedianEngineSeconds": 4.049,
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"secondaryObservedRegressionPercent": 7.33514448011855,
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"highContentionSecondaryEngineSecondsExcluded": [6.398]
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},
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"rollbackComparison": {
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"primaryEngineSecondsExcluded": [12.736, 12.795, 12.899, 13.845],
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"hostLoadAverage": 44.84,
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"reason": "managed symbolic workers entered a roughly 30-core phase, so the rollback batch cannot serve as a same-load wall-time comparison"
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},
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"businessContract": {
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"primaryTotalReturn": 0.9219861819172002,
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"primaryTradeCount": 26088,
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"primaryCanonicalSha256": "b42fea66237d06eadb24f6b8c9e2760e7319fe3699f315b99e01f433ef2aa234",
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"primaryResultStoreSha256": "92343fb369fea68b2544b654151c5c43a935940580b14afbe8eefb3844f72a54",
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"secondaryTotalReturn": 1.1342962298106998,
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"secondaryTradeCount": 19404,
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"secondaryCanonicalSha256": "0dbd3fad624097c673c4a5ec2f545f95e9c21d1d5337bb2b48ffeb22b16cb2b9",
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"secondaryResultStoreSha256": "416d2f87241fb4c6b917f6aeecb588f82f6e7d51a103f4c53a74d11971f16839",
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"resultConsistent": true,
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"terminalAuditStatus": "clean"
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},
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"profile": {
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"allThreadRunId": "btr_1788549525151_3404548_13",
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"allThreadRunEngineSeconds": 4.957,
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"trimMatchesPercent": 2.0,
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"typedBaselineSingleWorkerProfileTrimMatchesPercent": 2.85,
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"comparisonLimited": true,
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"reason": "the two profiles used different thread attachment sets and cannot establish an end-to-end speedup"
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},
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"remoteArtifacts": [
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"/srv/fidc/canonical/run/fidc-private/evidence/cached-symbol-board-primary-20260905.json",
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"/srv/fidc/canonical/run/fidc-private/evidence/cached-symbol-board-secondary-20260905.json",
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"/srv/fidc/canonical/run/fidc-private/evidence/cached-symbol-board-rollback-primary-20260905.json",
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"/srv/fidc/canonical/run/fidc-private/evidence/cached-symbol-board-all-threads-profile-20260905/perf.data"
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],
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"acceptance": {
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"status": "rejected_and_removed",
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"reason": "the candidate preserved correctness but did not improve both five-year strategies, and the later rollback batch was too heavily contended to overturn the cross-strategy regression"
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}
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}
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