--- old/src/hotspot/share/gc/parallel/psParallelCompact.cpp	2020-02-11 11:37:12.684027445 +0100
+++ new/src/hotspot/share/gc/parallel/psParallelCompact.cpp	2020-02-11 11:37:12.440026235 +0100
@@ -1613,7 +1613,6 @@
 {
   GCTraceTime(Info, gc, phases) tm("Summary Phase", &_gc_timer);
 
-#ifdef  ASSERT
   log_develop_debug(gc, marking)(
       "add_obj_count=" SIZE_FORMAT " "
       "add_obj_bytes=" SIZE_FORMAT,
@@ -1624,7 +1623,6 @@
       "mark_bitmap_bytes=" SIZE_FORMAT,
       mark_bitmap_count,
       mark_bitmap_size * HeapWordSize);
-#endif  // #ifdef ASSERT
 
   // Quick summarization of each space into itself, to see how much is live.
   summarize_spaces_quick();