--- old/src/hotspot/share/gc/parallel/psMarkSweep.cpp	2019-01-31 21:01:00.245993000 +0900
+++ new/src/hotspot/share/gc/parallel/psMarkSweep.cpp	2019-01-31 21:00:59.642691500 +0900
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -72,7 +72,7 @@
 void PSMarkSweep::initialize() {
   _span_based_discoverer.set_span(ParallelScavengeHeap::heap()->reserved_region());
   set_ref_processor(new ReferenceProcessor(&_span_based_discoverer));     // a vanilla ref proc
-  _counters = new CollectorCounters("PSMarkSweep", 1);
+  _counters = new CollectorCounters("Serial full collection pauses", 1);
   MarkSweep::initialize();
 }