diff --git a/src/linkgraph/linkgraphschedule.cpp b/src/linkgraph/linkgraphschedule.cpp
--- a/src/linkgraph/linkgraphschedule.cpp
+++ b/src/linkgraph/linkgraphschedule.cpp
@@ -15,6 +15,7 @@
 #include "flowmapper.h"
 #include "../framerate_type.h"
 #include "../command_func.h"
+#include "../network/network.h"
 
 #include "../safeguards.h"
 
@@ -206,8 +207,13 @@ void OnTick_LinkGraph()
 	if (offset == 0) {
 		LinkGraphSchedule::instance.SpawnNext();
 	} else if (offset == _settings_game.linkgraph.recalc_interval / 2) {
-		PerformanceMeasurer framerate(PFE_GL_LINKGRAPH);
-		LinkGraphSchedule::instance.JoinNext();
+		if (!_networking || _network_server) {
+			PerformanceMeasurer::SetInactive(PFE_GL_LINKGRAPH);
+			LinkGraphSchedule::instance.JoinNext();
+		} else {
+			PerformanceMeasurer framerate(PFE_GL_LINKGRAPH);
+			LinkGraphSchedule::instance.JoinNext();
+		}
 	}
 }