!7

sclass FreeSystemMemory extends DynBigNumber {
  void start {
    super.start();
    setDescription("FREE SYSTEM MEMORY");
    ownTimer(doEveryAndNow(10000, r actualUpdate));
  }
  
  void actualUpdate {
    time "FSM" {
      setValue(toM(freeSystemMemory()) + " MB");
    }
  }
}