boris
63 lines
2.9 KiB
JSON
63 lines
2.9 KiB
JSON
{
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"schemaVersion": "fidc-engine-optimization-rejection/v1",
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"generatedDate": "2026-09-07",
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"host": "192.168.31.177",
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"candidate": {
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"engineCommit": "f2de8b281a7f9537665d86895f8c51fb33386d9e",
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"implementationIdentitySha256": "1ea0d2834901504e79d76d9df722f009a2ced3c2a02ddf247eae8722be135516",
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"description": "Store execution quote dates, symbol maps and quote vectors as nested Arc values so a lazy write clones only one path."
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},
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"revert": {
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"engineCommit": "68c186f649965118da63ff0f0dc2272005538a55",
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"implementationIdentitySha256": "4f81eb707baeb76375a03eb8989cb043089b1a7c1d07a998570861eb7dc6fa95",
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"description": "Restore the flat read-optimized execution quote index."
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},
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"measurements": {
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"currentCloseOneYear": {
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"candidateHotMedianTotalSeconds": 1.19,
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"candidateHotMedianEngineSeconds": 0.652,
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"revertHotMedianTotalSeconds": 1.183,
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"revertHotMedianEngineSeconds": 0.722,
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"candidateEngineImprovementPercent": 9.695291
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},
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"nextBarOpenFiveYear": {
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"candidateHotMedianTotalSeconds": 2.896,
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"candidateHotMedianEngineSeconds": 2.25,
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"revertHotMedianTotalSeconds": 2.848,
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"revertHotMedianEngineSeconds": 2.223,
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"candidateEngineRegressionPercent": 1.214575
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},
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"staticCurrentClose": {
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"candidateHotMedianEngineSeconds": 0.324,
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"acceptedFlatIndexHotMedianEngineSeconds": 0.322
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},
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"fullMinute": {
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"candidateHotMedianEngineSeconds": 0.225,
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"acceptedFlatIndexHotMedianEngineSeconds": 0.226
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}
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},
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"correctness": {
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"totalReturnEqual": true,
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"tradeCountEqual": true,
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"canonicalResultDigestEqual": true,
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"resultStoreDigestEqual": true,
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"terminalAuditEqual": true,
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"candidateWorkspaceCoreTestsPassed": 442,
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"revertWorkspaceCoreTestsPassed": 441,
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"workspaceFailures": 0
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},
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"decision": {
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"status": "rejected_and_removed",
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"reason": "Nested Arc indirection improves the lazy-write strategy but causes a repeatable next_bar_open regression and has no static/full-minute read benefit.",
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"replacementDirection": "Keep the flat immutable base index and isolate lazy additions in a run-local overlay without changing the base iterator representation."
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},
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"supportingEvidence": [
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"/Users/boris/WorkSpace/fidc-backtest-service/docs/evidence/current-close-layered-quote-index-rejection-20260907.json",
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"/Users/boris/WorkSpace/fidc-backtest-service/docs/evidence/static-pool-layered-quote-index-rejection-20260907.json",
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"/Users/boris/WorkSpace/fidc-backtest-service/docs/evidence/full-minute-layered-quote-index-rejection-20260907.json",
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"/Users/boris/WorkSpace/fidc-backtest-service/docs/evidence/next-open-layered-quote-index-rejection-20260907.json",
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"/Users/boris/WorkSpace/fidc-backtest-service/docs/evidence/current-close-after-layered-index-revert-20260907.json",
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"/Users/boris/WorkSpace/fidc-backtest-service/docs/evidence/next-open-after-layered-index-revert-20260907.json"
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]
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}
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