--- old/src/jdk.jfr/share/conf/jfr/profile.jfc	2020-02-26 11:26:38.915622200 +0100
+++ new/src/jdk.jfr/share/conf/jfr/profile.jfc	2020-02-26 11:26:37.806285100 +0100
@@ -340,6 +340,11 @@
       <setting name="enabled" control="gc-enabled-normal">true</setting>
       <setting name="threshold">0 ms</setting>
     </event>
+	
+    <event name="jdk.SystemGC">
+      <setting name="enabled">true</setting>
+      <setting name="stackTrace">true</setting>
+    </event>
 
     <event name="jdk.ParallelOldGarbageCollection">
       <setting name="enabled" control="gc-enabled-normal">true</setting>