--- a/src/hotspot/share/memory/metaspace/internStat.hpp	Sat Nov 23 11:05:16 2019 +0100
+++ b/src/hotspot/share/memory/metaspace/internStat.hpp	Mon Nov 25 16:35:14 2019 +0100
@@ -36,6 +36,8 @@
 
 namespace metaspace {
 
+
+// A number of counters for internal metaspace statistics; Only active in debug.
 class InternalStats : public AllStatic {
 
   // Note: all counters which are modified on the classloader local allocation path