--- a/src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp	Thu Feb 21 14:16:44 2019 +0100
+++ b/src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp	Thu Feb 21 15:52:42 2019 +0100
@@ -2639,6 +2639,10 @@
   return memory_pools;
 }
 
+MemoryUsage ShenandoahHeap::memory_usage() {
+  return _memory_pool->get_memory_usage();
+}
+
 void ShenandoahHeap::enter_evacuation() {
   _oom_evac_handler.enter_evacuation();
 }