--- a/src/hotspot/share/gc/g1/vm_operations_g1.cpp	Mon Mar 12 12:02:20 2018 +0100
+++ b/src/hotspot/share/gc/g1/vm_operations_g1.cpp	Fri Mar 09 23:13:37 2018 +0900
@@ -204,6 +204,8 @@
   GCTraceCPUTime tcpu;
   G1CollectedHeap* g1h = G1CollectedHeap::heap();
   GCTraceTime(Info, gc) t(_printGCMessage, g1h->concurrent_mark()->gc_timer_cm(), GCCause::_no_gc, true);
+  TraceCollectorStats tcs(g1h->g1mm()->conc_collection_counters());
+  SvcGCMarker sgcm(SvcGCMarker::CONCURRENT);
   IsGCActiveMark x;
   _cl->do_void();
 }