....oops, didn't read your post very well. My guess is you are maxed out with memory on the box. 🙂 Still sounds like there may be some VAS pressure and the document would be good to review and go through. There are some great queries in there that give some insight into what is going on under the hood.
David
@SQLTentmaker“He is no fool who gives what he cannot keep to gain that which he cannot lose” - Jim Elliot