diff -r 2c3cc4b01880 -r c16ac7a2eba4 test/lib/jdk/test/lib/jfr/EventNames.java
--- a/test/lib/jdk/test/lib/jfr/EventNames.java	Wed Oct 30 16:14:56 2019 +0100
+++ b/test/lib/jdk/test/lib/jfr/EventNames.java	Wed Oct 30 19:43:52 2019 +0100
@@ -189,6 +189,12 @@
     public final static String CPUTimeStampCounter = PREFIX + "CPUTimeStampCounter";
     public final static String ActiveRecording = PREFIX + "ActiveRecording";
     public final static String ActiveSetting = PREFIX + "ActiveSetting";
+    public static final String Flush = PREFIX + "Flush";
+    public static final String FlushStringPool = PREFIX + "FlushStringPool";
+    public static final String FlushStacktrace = PREFIX + "FlushStacktrace";
+    public static final String FlushStorage = PREFIX + "FlushStorage";
+    public static final String FlushMetadata = PREFIX + "FlushMetadata";
+    public static final String FlushTypeSet = PREFIX + "FlushTypeSet";
 
     public static boolean isGcEvent(EventType et) {
         return et.getCategoryNames().contains(GC_CATEGORY);