--- old/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	2015-02-11 22:34:19.177474400 +0900
+++ new/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	2015-02-11 22:34:18.422474400 +0900
@@ -2252,6 +2252,7 @@
   switch (cause) {
     case GCCause::_gc_locker:               return GCLockerInvokesConcurrent;
     case GCCause::_java_lang_system_gc:     return ExplicitGCInvokesConcurrent;
+    case GCCause::_dcmd_gc_run:             return ExplicitGCInvokesConcurrent;
     case GCCause::_g1_humongous_allocation: return true;
     case GCCause::_update_allocation_context_stats_inc: return true;
     case GCCause::_wb_conc_mark:            return true;