diff --git a/lib/util.js b/lib/util.js
index 98639e4..2ecea4f 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -109,6 +109,8 @@ exports.convertPingsToGraph = function(sqlData) {
 	var serverIps = getServerIps();
 	var graphData = {};
 
+	var startTime = getCurrentTimeMs();
+
 	for (var i = 0; i < sqlData.length; i++) {
 		var entry = sqlData[i];
 
@@ -131,5 +133,7 @@ exports.convertPingsToGraph = function(sqlData) {
 	// Drop old data.
 	exports.trimOldPings(graphData);
 
+	logger.inf('Converted data structure in ' + (getCurrentTimeMs() - startTime) + 'ms');
+
 	return graphData;
 };
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