*** old/src/share/vm/oops/methodCounters.cpp	Wed May  7 00:02:24 2014
--- new/src/share/vm/oops/methodCounters.cpp	Wed May  7 00:02:24 2014

*** 32,37 ****
--- 32,38 ----
  void MethodCounters::clear_counters() {
    invocation_counter()->reset();
    backedge_counter()->reset();
    set_interpreter_throwout_count(0);
    set_interpreter_invocation_count(0);
+   set_nmethod_age(INT_MAX);
  }