--- a/src/jdk.jfr/share/classes/jdk/jfr/internal/Utils.java	Fri May 17 15:53:21 2019 +0200
+++ b/src/jdk.jfr/share/classes/jdk/jfr/internal/Utils.java	Fri May 17 16:02:27 2019 +0200
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2016, 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
@@ -595,4 +595,10 @@
         String idText = recording == null ? "" :  "-id-" + Long.toString(recording.getId());
         return "hotspot-" + "pid-" + pid + idText + "-" + date + ".jfr";
     }
+    public static void takeNap(long millis) {
+        try {
+            Thread.sleep(millis);
+        } catch (InterruptedException e) {
+        }
+    }
 }