src/share/vm/runtime/arguments.cpp

*** 1533,1543 ****
--- 1533,1547 ----
  void Arguments::select_gc_ergonomically() {
    if (os::is_server_class_machine()) {
      if (should_auto_select_low_pause_collector()) {
        FLAG_SET_ERGO(bool, UseConcMarkSweepGC, true);
      } else {
+ #if defined(JAVASE_EMBEDDED)
        FLAG_SET_ERGO(bool, UseParallelGC, true);
+ #else
+       FLAG_SET_ERGO(bool, UseG1GC, true);
+ #endif
      }
    } else {
      FLAG_SET_ERGO(bool, UseSerialGC, true);
    }
  }