Files

385 lines
12 KiB
JSON

{
"schemaVersion": 1,
"mode": "deterministic",
"scenarioId": "phil-kenny-derived-regression",
"scenarioDescription": "Offline deterministic regression derived from the real phil-kenny pair: one side sees mixed transport/stall pressure while the other sees severe stale timestamp dropping.",
"fixtureId": null,
"generatedAt": "2026-04-26T13:13:48.174Z",
"seed": 1001,
"pairedAnalysis": {
"peerA": {
"addr": "peer-A",
"role": "root-forwarder",
"primaryClass": "mixed",
"secondaryClass": "transport-dominated",
"provisionalBars": [
{
"metric": "packetsDroppedPendingDecryptRatePerSec",
"observed": 0,
"threshold": 1,
"operator": "<",
"passed": true,
"description": "Decrypt drop rate < 1.0/s (decrypt pass bar)"
},
{
"metric": "playoutUnderTargetFraction",
"observed": 0.021052631578947368,
"threshold": 0.35,
"operator": "<=",
"passed": true,
"description": "Under-target fraction ≤ 0.35 (provisional jitter pass)"
},
{
"metric": "playoutOutsideTargetFraction",
"observed": 0.02210526315789474,
"threshold": 0.5,
"operator": "<=",
"passed": true,
"description": "Outside-target fraction ≤ 0.5"
}
],
"passedAllBars": true,
"severity": "healthy",
"diagnosticNotes": [
"V2-managed sources: 1; using v2 jitter summary instead of legacy Opus window fields",
"Tick budget: 180 breaches, P95=40.0ms",
"Transport triad: bridgeHW=24, binaryHW=18"
]
},
"peerB": {
"addr": "peer-B",
"role": "standby-forwarder",
"primaryClass": "policy-dominated",
"provisionalBars": [
{
"metric": "packetsDroppedPendingDecryptRatePerSec",
"observed": 0,
"threshold": 1,
"operator": "<",
"passed": true,
"description": "Decrypt drop rate < 1.0/s (decrypt pass bar)"
},
{
"metric": "playoutUnderTargetFraction",
"observed": 0.15699481865284973,
"threshold": 0.35,
"operator": "<=",
"passed": true,
"description": "Under-target fraction ≤ 0.35 (provisional jitter pass)"
},
{
"metric": "playoutOutsideTargetFraction",
"observed": 0.1648445595854922,
"threshold": 0.5,
"operator": "<=",
"passed": true,
"description": "Outside-target fraction ≤ 0.5"
}
],
"passedAllBars": true,
"severity": "healthy",
"diagnosticNotes": [
"V2-managed sources: 1; using v2 jitter summary instead of legacy Opus window fields",
"Stale timestamp drops: 202 (6.53/s); inspect sourceTimestampLateness gating before playout policy tuning"
]
},
"bothPassed": true,
"worseAddr": "peer-B",
"qualityScore": 8.872020725388602,
"callSummary": "[Good 8.9/10] BOTH PEERS PASS — peer-A (root-forwarder): mixed, severity=healthy; peer-B (standby-forwarder): policy-dominated, severity=healthy"
},
"firstDegradedPeer": "peer-A",
"firstDegradedStage": "jitter",
"likelyFixSurfaces": [
"mixed",
"transport-dominated",
"policy-dominated"
],
"peerA": {
"addr": "peer-A",
"role": "root-forwarder",
"senderProfileId": "philKennyTransportSender",
"senderProfileLabel": "Phil-Kenny transport/stall sender",
"impairmentSummary": "Derived from the real phil-kenny capture: bridge pressure, latency spikes, and tick stalls on the worse peer path.",
"metrics": {
"avgPcmBufferedMs": 117.85263157894737,
"avgPlayoutDeltaMs": -2.147368421052633,
"playoutUnderTargetFraction": 0.021052631578947368,
"playoutOutsideTargetFraction": 0.02210526315789474,
"playoutRateFractionBelow1": 0.15,
"jitterUnderruns": 0,
"missingFrames": 2,
"concealmentTicks": 2,
"packetsDroppedStaleTimestamp": 0,
"packetsDroppedStaleTimestampRatePerSec": 0,
"packetsDroppedPendingDecrypt": 0,
"packetsDroppedPendingDecryptRatePerSec": 0,
"pendingDecryptDepthHighWater": 0,
"reticulumAudioBridgeQueuedFramesHighWater": 24,
"reticulumAudioBinaryOutQueueDepthHighWater": 18,
"reticulumAudioBridgeWaitingForDrain": true,
"reticulumAudioQueuePressureDrops": 0,
"reticulumAudioStaleDrops": 0,
"avgOpusBufferedMs": 312,
"maxOpusBufferedMs": 320,
"adaptiveTargetMedianMs": 120,
"wasmFecDeferredPcmTicks": 0,
"durationMs": 20900,
"adaptiveNetworkMode": "steady",
"playoutStarvationWorstSeverity": "none",
"gcallAudioStage5BoostCumulativeMs": 0,
"tickBudgetBreachCount": 180,
"tickBudgetBreachP95Ms": 40,
"tickBudgetBreachMaxMs": 40,
"longTaskCount": 0,
"role": "root-forwarder",
"v2ManagedSourceCount": 1,
"legacyWindowOpusMetricsMeaningful": false,
"avgPcmRingBufferedMs": 217.5693779904306,
"avgTargetBufferMs": 120
},
"timeline": {
"firstIssueAtMs": 20,
"firstIssueStage": "jitter",
"arrival": {
"firstIssueAtMs": 141,
"totalPackets": 1541,
"deliveredPackets": 1512,
"droppedPackets": 29,
"dropRate": 0.01881894873458793,
"staleTimestampDrops": 0,
"maxExcessLatenessMs": 197,
"maxTimestampRegressionMs": 100
},
"jitter": {
"firstIssueAtMs": 20,
"avgBufferedMs": 312,
"maxBufferedMs": 320,
"maxDepthFrames": 16
},
"decode": {
"firstIssueAtMs": 200,
"framesDecoded": 13,
"concealmentFrames": 2,
"concealmentTicks": 2
},
"pcmRing": {
"firstIssueAtMs": null,
"avgBufferedMs": 217.5693779904306,
"minBufferedMs": 0,
"maxBufferedMs": 220,
"underruns": 0,
"overruns": 0
},
"playout": {
"firstIssueAtMs": 20,
"avgDeltaMs": 21.818181818181817,
"underTargetFraction": 0.021052631578947368,
"outsideTargetFraction": 0.02210526315789474,
"targetBufferMs": 120
},
"perf": {
"tickBudgetBreachCount": 180,
"tickBudgetBreachP95Ms": 40,
"tickBudgetBreachMaxMs": 40,
"longTaskCount": 0
}
},
"stateTransitions": [
{
"state": "missingMedia",
"count": 4
},
{
"state": "coldStart",
"count": 4
},
{
"state": "steady",
"count": 1037
}
],
"classification": {
"addr": "peer-A",
"role": "root-forwarder",
"primaryClass": "mixed",
"secondaryClass": "transport-dominated",
"provisionalBars": [
{
"metric": "packetsDroppedPendingDecryptRatePerSec",
"observed": 0,
"threshold": 1,
"operator": "<",
"passed": true,
"description": "Decrypt drop rate < 1.0/s (decrypt pass bar)"
},
{
"metric": "playoutUnderTargetFraction",
"observed": 0.021052631578947368,
"threshold": 0.35,
"operator": "<=",
"passed": true,
"description": "Under-target fraction ≤ 0.35 (provisional jitter pass)"
},
{
"metric": "playoutOutsideTargetFraction",
"observed": 0.02210526315789474,
"threshold": 0.5,
"operator": "<=",
"passed": true,
"description": "Outside-target fraction ≤ 0.5"
}
],
"passedAllBars": true,
"severity": "healthy",
"diagnosticNotes": [
"V2-managed sources: 1; using v2 jitter summary instead of legacy Opus window fields",
"Tick budget: 180 breaches, P95=40.0ms",
"Transport triad: bridgeHW=24, binaryHW=18"
]
}
},
"peerB": {
"addr": "peer-B",
"role": "standby-forwarder",
"senderProfileId": "philKennyStaleSender",
"senderProfileLabel": "Phil-Kenny stale-timestamp sender",
"impairmentSummary": "Derived from the real phil-kenny capture: sender timestamps drift stale/regressing while the opposite side remains under playout pressure.",
"metrics": {
"avgPcmBufferedMs": 103.98652849740932,
"avgPlayoutDeltaMs": -16.013471502590676,
"playoutUnderTargetFraction": 0.15699481865284973,
"playoutOutsideTargetFraction": 0.1648445595854922,
"playoutRateFractionBelow1": 0,
"jitterUnderruns": 0,
"missingFrames": 1,
"concealmentTicks": 1,
"packetsDroppedStaleTimestamp": 202,
"packetsDroppedStaleTimestampRatePerSec": 6.532988357050453,
"packetsDroppedPendingDecrypt": 0,
"packetsDroppedPendingDecryptRatePerSec": 0,
"pendingDecryptDepthHighWater": 0,
"reticulumAudioBridgeQueuedFramesHighWater": 0,
"reticulumAudioBinaryOutQueueDepthHighWater": 0,
"reticulumAudioBridgeWaitingForDrain": false,
"reticulumAudioQueuePressureDrops": 0,
"reticulumAudioStaleDrops": 0,
"avgOpusBufferedMs": 315.2005174644243,
"maxOpusBufferedMs": 320,
"adaptiveTargetMedianMs": 120,
"wasmFecDeferredPcmTicks": 0,
"durationMs": 30920,
"adaptiveNetworkMode": "steady",
"playoutStarvationWorstSeverity": "none",
"gcallAudioStage5BoostCumulativeMs": 0,
"tickBudgetBreachCount": 0,
"tickBudgetBreachP95Ms": 0,
"tickBudgetBreachMaxMs": 0,
"longTaskCount": 0,
"role": "standby-forwarder",
"v2ManagedSourceCount": 1,
"legacyWindowOpusMetricsMeaningful": false,
"avgPcmRingBufferedMs": 218.6934023285899,
"avgTargetBufferMs": 120
},
"timeline": {
"firstIssueAtMs": 20,
"firstIssueStage": "jitter",
"arrival": {
"firstIssueAtMs": 1595,
"totalPackets": 1544,
"deliveredPackets": 1329,
"droppedPackets": 215,
"dropRate": 0.13924870466321243,
"staleTimestampDrops": 202,
"maxExcessLatenessMs": 5998,
"maxTimestampRegressionMs": 4980
},
"jitter": {
"firstIssueAtMs": 20,
"avgBufferedMs": 315.2005174644243,
"maxBufferedMs": 320,
"maxDepthFrames": 16
},
"decode": {
"firstIssueAtMs": 160,
"framesDecoded": 15,
"concealmentFrames": 1,
"concealmentTicks": 1
},
"pcmRing": {
"firstIssueAtMs": null,
"avgBufferedMs": 218.6934023285899,
"minBufferedMs": 0,
"maxBufferedMs": 220,
"underruns": 0,
"overruns": 0
},
"playout": {
"firstIssueAtMs": 20,
"avgDeltaMs": 22.804657179818886,
"underTargetFraction": 0.15699481865284973,
"outsideTargetFraction": 0.1648445595854922,
"targetBufferMs": 120
},
"perf": {
"tickBudgetBreachCount": 0,
"tickBudgetBreachP95Ms": 0,
"tickBudgetBreachMaxMs": 0,
"longTaskCount": 0
}
},
"stateTransitions": [
{
"state": "missingMedia",
"count": 3
},
{
"state": "coldStart",
"count": 3
},
{
"state": "steady",
"count": 1540
}
],
"classification": {
"addr": "peer-B",
"role": "standby-forwarder",
"primaryClass": "policy-dominated",
"provisionalBars": [
{
"metric": "packetsDroppedPendingDecryptRatePerSec",
"observed": 0,
"threshold": 1,
"operator": "<",
"passed": true,
"description": "Decrypt drop rate < 1.0/s (decrypt pass bar)"
},
{
"metric": "playoutUnderTargetFraction",
"observed": 0.15699481865284973,
"threshold": 0.35,
"operator": "<=",
"passed": true,
"description": "Under-target fraction ≤ 0.35 (provisional jitter pass)"
},
{
"metric": "playoutOutsideTargetFraction",
"observed": 0.1648445595854922,
"threshold": 0.5,
"operator": "<=",
"passed": true,
"description": "Outside-target fraction ≤ 0.5"
}
],
"passedAllBars": true,
"severity": "healthy",
"diagnosticNotes": [
"V2-managed sources: 1; using v2 jitter summary instead of legacy Opus window fields",
"Stale timestamp drops: 202 (6.53/s); inspect sourceTimestampLateness gating before playout policy tuning"
]
}
}
}