I agree with mechdorn, OEM or not at all.
Try messing with your staging parameters instead. 1/2 the time may get you a better result on a VMA.
If sense were so common everyone would have it !
All opinions expressed are my own. Any advice provided is based on personal experience, generally accepted fact or publicly available information. As such, it is worth exactly what you paid for it, not a penny more not a penny less !!