--- old/src/share/vm/runtime/java.cpp	2020-01-27 23:21:01.000000000 -0800
+++ new/src/share/vm/runtime/java.cpp	2020-01-27 23:21:01.000000000 -0800
@@ -366,6 +366,10 @@
   if (PrintNMTStatistics) {
     MemTracker::final_report(tty);
   }
+
+  if (AsyncGCLogging && PrintGCLogStatistics) {
+    tty->print_cr("GCLogOverflow: %d", GCLogEvent::buffer_overflow_count());
+  }
 }
 
 #else // PRODUCT MODE STATISTICS
@@ -398,6 +402,10 @@
   if (PrintNMTStatistics) {
     MemTracker::final_report(tty);
   }
+
+  if (AsyncGCLogging && PrintGCLogStatistics) {
+    tty->print_cr("GCLogOverflow: %d", GCLogEvent::buffer_overflow_count());
+  }
 }
 
 #endif