--- old/src/hotspot/share/gc/cms/concurrentMarkSweepGeneration.cpp	2019-01-15 23:36:22.995001500 +0900
+++ new/src/hotspot/share/gc/cms/concurrentMarkSweepGeneration.cpp	2019-01-15 23:36:22.355001500 +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
@@ -637,7 +637,7 @@
 
   NOT_PRODUCT(_overflow_counter = CMSMarkStackOverflowInterval;)
   _gc_counters = new CollectorCounters("CMS", 1);
-  _cgc_counters = new CollectorCounters("CMS stop-the-world phases", 2);
+  _cgc_counters = new CollectorCounters("CMS concurrent cycle pauses", 2);
   _completed_initialization = true;
   _inter_sweep_timer.start();  // start of time
 }
--- old/src/hotspot/share/gc/g1/g1MonitoringSupport.cpp	2019-01-15 23:36:24.754001500 +0900
+++ new/src/hotspot/share/gc/g1/g1MonitoringSupport.cpp	2019-01-15 23:36:23.849001500 +0900
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 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
@@ -119,15 +119,15 @@
   //  name "collector.0".  In a generational collector this would be the
   // young generation collection.
   _incremental_collection_counters =
-    new CollectorCounters("G1 incremental collections", 0);
+    new CollectorCounters("G1 incremental collection pauses", 0);
   //   name "collector.1".  In a generational collector this would be the
   // old generation collection.
   _full_collection_counters =
-    new CollectorCounters("G1 stop-the-world full collections", 1);
+    new CollectorCounters("G1 full collection pauses", 1);
   //   name "collector.2".  In a generational collector this would be the
   // STW phases in concurrent collection.
   _conc_collection_counters =
-    new CollectorCounters("G1 stop-the-world phases", 2);
+    new CollectorCounters("G1 concurrent cycle pauses", 2);
 
   // "Generation" and "Space" counters.
   //
--- old/src/hotspot/share/gc/z/zServiceability.cpp	2019-01-15 23:36:26.738001500 +0900
+++ new/src/hotspot/share/gc/z/zServiceability.cpp	2019-01-15 23:36:25.859001500 +0900
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 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 @@
                     max_capacity /* max_capacity */,
                     min_capacity /* init_capacity */),
     // gc.collector.2
-    _collector_counters("stop-the-world" /* name */,
+    _collector_counters("Z concurrent cycle pauses" /* name */,
                         2                /* ordinal */) {}
 
 CollectorCounters* ZServiceabilityCounters::collector_counters() {