proxywatchd: delay peak measurement until after startup

proxywatchd.py

@@ -302,9 +302,10 @@ class Stats():
         self.last_history_tested = 0
         self.last_history_passed = 0
 
-        # Peak values
+        # Peak values (delayed measurement to avoid startup anomalies)
         self.peak_rate = 0.0
         self.peak_success_rate = 0.0
+        self.peak_grace_period = 30  # seconds before recording peaks
         self.min_latency = float('inf')
         self.max_latency = 0.0
 
@@ -423,7 +424,9 @@ class Stats():
                 self.rate_history.append(round(rate, 2))
                 if len(self.rate_history) > self.HISTORY_SIZE:
                     self.rate_history.pop(0)
-                if rate > self.peak_rate and rate <= 100:
+                # Only record peaks after grace period (avoid startup anomalies)
+                uptime = now - self.start_time
+                if uptime >= self.peak_grace_period and rate > self.peak_rate and rate <= 100:
                     self.peak_rate = rate
 
                 # Success rate - with sanity checks
@@ -436,7 +439,7 @@ class Stats():
                 self.success_rate_history.append(round(sr, 1))
                 if len(self.success_rate_history) > self.HISTORY_SIZE:
                     self.success_rate_history.pop(0)
-                if sr > self.peak_success_rate:
+                if uptime >= self.peak_grace_period and sr > self.peak_success_rate:
                     self.peak_success_rate = sr
 
                 # Average latency for this interval