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perf(cmpp): add durable inbound fast path

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hectorzhao
2026-08-20 17:34:45 +08:00
parent 26ef67fb6a
commit 0b63bcd74e
29 changed files with 1136 additions and 87 deletions
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api/src/metrics/metrics.service.ts
+38
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@@ -6,6 +6,7 @@ const CMPP_INBOUND_DURATION_BUCKETS = [0.005, 0.01, 0.025, 0.05, 0.1, 0.25, 0.5,
export type CmppInboundStage =
| 'application_lookup'
| 'inbox_persist'
| 'long_message_fragment'
| 'submission_precheck'
| 'template_match'
@@ -45,6 +46,12 @@ export class MetricsService implements OnModuleDestroy {
private readonly http = new Map<string, HttpMetric>();
private readonly cmppInbound = new Map<string, HttpMetric>();
private inFlight = 0;
private inboundWorkflowPending = 0;
private inboundWorkflowProcessing = 0;
private inboundWorkflowOldestPendingAgeSeconds = 0;
private inboundWorkflowConfiguredSlots = 0;
private inboundWorkflowInFlightSlots = 0;
private readonly inboundWorkflowResults = new Map<string, number>();
constructor() {
this.eventLoopDelay.enable();
@@ -91,6 +98,21 @@ export class MetricsService implements OnModuleDestroy {
this.cmppInbound.set(key, metric);
}
setInboundWorkflowState(pending: number, processing: number, oldestPendingAgeSeconds: number) {
this.inboundWorkflowPending = Math.max(0, pending);
this.inboundWorkflowProcessing = Math.max(0, processing);
this.inboundWorkflowOldestPendingAgeSeconds = Math.max(0, oldestPendingAgeSeconds);
}
setInboundWorkflowSlots(configured: number, inFlight: number) {
this.inboundWorkflowConfiguredSlots = Math.max(0, configured);
this.inboundWorkflowInFlightSlots = Math.max(0, inFlight);
}
recordInboundWorkflowResult(result: 'completed' | 'retry') {
this.inboundWorkflowResults.set(result, (this.inboundWorkflowResults.get(result) ?? 0) + 1);
}
render() {
const memory = process.memoryUsage();
const uptime = Number(process.hrtime.bigint() - this.startedAt) / 1_000_000_000;
@@ -119,6 +141,19 @@ export class MetricsService implements OnModuleDestroy {
'# TYPE cmpp_api_http_request_duration_seconds histogram',
'# HELP cmpp_api_cmpp_inbound_stage_duration_seconds CMPP inbound processing duration by bounded stage and result.',
'# TYPE cmpp_api_cmpp_inbound_stage_duration_seconds histogram',
'# HELP cmpp_worker_inbound_workflow_items Current durable CMPP inbound workflow items by state.',
'# TYPE cmpp_worker_inbound_workflow_items gauge',
metricLine('cmpp_worker_inbound_workflow_items', this.inboundWorkflowPending, { state: 'pending' }),
metricLine('cmpp_worker_inbound_workflow_items', this.inboundWorkflowProcessing, { state: 'processing' }),
'# HELP cmpp_worker_inbound_workflow_slots Durable workflow worker slots by state.',
'# TYPE cmpp_worker_inbound_workflow_slots gauge',
metricLine('cmpp_worker_inbound_workflow_slots', this.inboundWorkflowConfiguredSlots, { state: 'configured' }),
metricLine('cmpp_worker_inbound_workflow_slots', this.inboundWorkflowInFlightSlots, { state: 'in_flight' }),
'# HELP cmpp_worker_inbound_workflow_oldest_pending_age_seconds Age of the oldest pending durable workflow.',
'# TYPE cmpp_worker_inbound_workflow_oldest_pending_age_seconds gauge',
metricLine('cmpp_worker_inbound_workflow_oldest_pending_age_seconds', this.inboundWorkflowOldestPendingAgeSeconds),
'# HELP cmpp_worker_inbound_workflow_results_total Durable workflow processing outcomes.',
'# TYPE cmpp_worker_inbound_workflow_results_total counter',
];
for (const [key, metric] of this.http) {
const [method, route, status] = key.split('\u0000');
@@ -141,6 +176,9 @@ export class MetricsService implements OnModuleDestroy {
lines.push(metricLine('cmpp_api_cmpp_inbound_stage_duration_seconds_sum', metric.durationSum, labels));
lines.push(metricLine('cmpp_api_cmpp_inbound_stage_duration_seconds_count', metric.count, labels));
}
for (const [result, count] of this.inboundWorkflowResults) {
lines.push(metricLine('cmpp_worker_inbound_workflow_results_total', count, { result }));
}
this.eventLoopDelay.reset();
return `${lines.join('\n')}\n`;
}