--- old/src/share/vm/runtime/arguments.cpp	2014-05-19 22:09:22.000000000 +0200
+++ new/src/share/vm/runtime/arguments.cpp	2014-05-19 22:09:22.000000000 +0200
@@ -2147,6 +2147,10 @@
     }
   }
 
+  if (!(UseParallelGC || UseParallelOldGC) && FLAG_IS_DEFAULT(ScavengeBeforeFullGC)) {
+    FLAG_SET_DEFAULT(ScavengeBeforeFullGC, false);
+  }
+
   status = status && verify_percentage(GCHeapFreeLimit, "GCHeapFreeLimit");
   status = status && verify_percentage(GCTimeLimit, "GCTimeLimit");
   if (GCTimeLimit == 100) {