change black hole threshold to 5 successes out of 100

Author: sukunrt

dashboards/swarm/swarm.json

@@ -21,7 +21,7 @@
       "type": "grafana",
       "id": "grafana",
       "name": "Grafana",
-      "version": "9.3.6"
+      "version": "10.0.1"
     },
     {
       "type": "panel",
@@ -3233,7 +3233,7 @@
               },
               {
                 "color": "green",
-                "value": 1
+                "value": 5
               }
             ]
           }

p2p/net/swarm/black_hole_detector.go

@@ -245,13 +245,13 @@ func newBlackHoleDetector(detectUDP, detectIPv6 bool, mt MetricsTracer) *blackHo
 	d := &blackHoleDetector{}
 
 	// A black hole is a binary property. On a network if UDP dials are blocked or there is
-	// no IPv6 connectivity, all dials will fail. So a low success rate of 3 out 100 dials
+	// no IPv6 connectivity, all dials will fail. So a low success rate of 5 out 100 dials
 	// is good enough.
 	if detectUDP {
-		d.udp = &blackHoleFilter{n: 100, minSuccesses: 3, name: "UDP", metricsTracer: mt}
+		d.udp = &blackHoleFilter{n: 100, minSuccesses: 5, name: "UDP", metricsTracer: mt}
 	}
 	if detectIPv6 {
-		d.ipv6 = &blackHoleFilter{n: 100, minSuccesses: 3, name: "IPv6", metricsTracer: mt}
+		d.ipv6 = &blackHoleFilter{n: 100, minSuccesses: 5, name: "IPv6", metricsTracer: mt}
 	}
 	return d
 }