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@@ -24,10 +24,13 @@ const TOOL_CONTINUATION_BUDGET_MS = Math.ceil(EXPECTED_TOOL_CONTINUATION_CI_MS *
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/** Standard two-CPU hosted CI catalog median is 858.364 ms; 900 ms is the rounded expectation. */
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const EXPECTED_CATALOG_CI_MS = 900
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const CATALOG_BUDGET_MS = Math.ceil(EXPECTED_CATALOG_CI_MS * PERFORMANCE_BUDGET_HEADROOM)
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+/** Two-CPU ubuntu-24.04 / Node 24.20 samples span 182.161–185.042 ms; rounded CI expectation. */
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+const EXPECTED_REQUEST_HISTORY_CI_MS = 190
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+const REQUEST_HISTORY_BUDGET_MS = Math.ceil(EXPECTED_REQUEST_HISTORY_CI_MS * PERFORMANCE_BUDGET_HEADROOM)
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const EXPECTED_RETAINED_HEAP_MB = 23
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const WORKERS = join(import.meta.dirname, '..', '.dsh-build', 'agent-continuation')
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-type Scenario = keyof typeof EXPECTED_MS | 'catalog' | 'tool-continuation' | 'request-history'
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+type Scenario = 'request-history' | 'catalog' | 'tool-continuation' | keyof typeof EXPECTED_MS
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type Report = ContinuationReport | CatalogReport | ProfileReport
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function workerName(scenario: Scenario): string {
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@@ -96,6 +99,34 @@ describe('standard hosted baseline request-history calibration', () => {
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})
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})
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+function assertRequestHistoryBudget(value: number): void {
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+ expect(value).toBeLessThanOrEqual(REQUEST_HISTORY_BUDGET_MS)
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+}
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+
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+describe('standard hosted request-history calibration', () => {
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+ it('accepts the recorded two-CPU samples above the historical budget', () => {
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+ const recorded = [183.355397, 184.468253, 185.042397, 182.160790, 182.924728]
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+ const recordedMedian = median(recorded)
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+
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+ expect(recordedMedian).toBe(183.355397)
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+ expect(recordedMedian).toBeGreaterThan(ciTimeBudget(70))
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+ assertRequestHistoryBudget(recordedMedian)
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+ assertRequestHistoryBudget(Math.max(...recorded))
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+ expect(REQUEST_HISTORY_BUDGET_MS).toBe(238)
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+ })
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+
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+ it('rejects a synthetic material request-history regression', () => {
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+ const regressionMedian = median([248, 250, 252, 251, 249])
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+ expect(() => assertRequestHistoryBudget(regressionMedian)).toThrow()
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+ })
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+
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+ it('rejects the recorded original implementation on the M4 reference', () => {
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+ const originalMedian = median([249.050708, 238.275291, 242.172084, 250.093166, 246.130875])
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+ expect(originalMedian).toBe(246.130875)
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+ expect(() => assertRequestHistoryBudget(originalMedian)).toThrow()
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+ })
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+})
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+
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describe('continuing tool-heavy Sessions with large histories', () => {
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let scratch: string | undefined
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const sources = new Map<Scenario, string>()
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@@ -124,16 +155,17 @@ describe('continuing tool-heavy Sessions with large histories', () => {
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finally { await rm(root, { recursive: true, force: true }) }
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}
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const totalMs = samples.map(sample => sample.totalMs)
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- const budgetMs = scenario === 'catalog' ? CATALOG_BUDGET_MS
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- : scenario === 'tool-continuation' ? TOOL_CONTINUATION_BUDGET_MS
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- : scenario === 'request-history' ? BASELINE_REQUEST_BUDGET_MS : ciTimeBudget(EXPECTED_MS[scenario])
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+ const budgetMs = scenario === 'request-history' ? REQUEST_HISTORY_BUDGET_MS
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+ : scenario === 'catalog' ? CATALOG_BUDGET_MS
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+ : scenario === 'tool-continuation' ? TOOL_CONTINUATION_BUDGET_MS : ciTimeBudget(EXPECTED_MS[scenario])
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const retainedHeapBudgetMb = EXPECTED_RETAINED_HEAP_MB * PERFORMANCE_BUDGET_HEADROOM
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console.log(JSON.stringify({
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benchmark: 'agent-continuation/' + scenario, workload: WORKLOAD,
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samples, totalMs: { min: Math.min(...totalMs), median: median(totalMs), max: Math.max(...totalMs) },
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budgetMs, ...(scenario === 'tool-continuation' ? { retainedHeapBudgetMb } : {}),
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}))
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- expectTotalWithinBudget(median(totalMs), budgetMs)
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+ if (scenario === 'request-history') assertRequestHistoryBudget(median(totalMs))
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+ else expectTotalWithinBudget(median(totalMs), budgetMs)
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if (scenario === 'tool-continuation') {
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expect(median((samples as ContinuationReport[]).map(sample => sample.retainedHeapMb)))
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.toBeLessThanOrEqual(retainedHeapBudgetMb)
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Tianyi Cui