--- a/src/hotspot/share/jfr/periodic/jfrPeriodic.cpp	Sat Dec 08 14:08:04 2018 +0100
+++ b/src/hotspot/share/jfr/periodic/jfrPeriodic.cpp	Sat Dec 08 17:41:17 2018 +0100
@@ -79,6 +79,7 @@
   event.set_jvmArguments(Arguments::jvm_args());
   event.set_jvmFlags(Arguments::jvm_flags());
   event.set_jvmStartTime(Management::vm_init_done_time());
+  event.set_pid(os::current_process_id());
   event.commit();
  }