How does VM user enter Q0 list besides SET QUICKDSP ON

Hello, When I read VM Performance book, I was confused by a few terms regards Q0 list. There are three conditions can enter Q0 list: QUICKDSP, hot-shot, lock-shot. What does hot-shot/lock-shot mean? What kind of situation would be considered as hot-shot/lock-shot? Can CP set hot-shot/lock-shot

Denny Refsnider is out of the office

I will be out of the office starting 07/08/2009 and will not return until 07/13/2009. Contact Les Geer in my absence at 607-429-3580 (T/L 620) or my manager, Nick Pianella (607-429-5343 (T/L 620). If an emergency, call my cell at 704-886-7039 if you need to reach me.