19.6.1

ts/proxies/smart-proxy/metrics-collector.ts

@@ -10,6 +10,7 @@ export class MetricsCollector implements IProxyStatsExtended {
   // RPS tracking (the only state we need to maintain)
   private requestTimestamps: number[] = [];
   private readonly RPS_WINDOW_SIZE = 60000; // 1 minute window
+  private readonly MAX_TIMESTAMPS = 5000; // Maximum timestamps to keep
   
   // Optional caching for performance
   private cachedMetrics: {
@@ -148,11 +149,14 @@ export class MetricsCollector implements IProxyStatsExtended {
    * Record a new request for RPS tracking
    */
   public recordRequest(): void {
-    this.requestTimestamps.push(Date.now());
+    const now = Date.now();
+    this.requestTimestamps.push(now);
     
-    // Prevent unbounded growth
-    if (this.requestTimestamps.length > 10000) {
-      this.cleanupOldRequests();
+    // Prevent unbounded growth - clean up more aggressively
+    if (this.requestTimestamps.length > this.MAX_TIMESTAMPS) {
+      // Keep only timestamps within the window
+      const cutoff = now - this.RPS_WINDOW_SIZE;
+      this.requestTimestamps = this.requestTimestamps.filter(ts => ts > cutoff);
     }
   }