Is there a way to force FS to NOT USE the swap file, in favor of free ram?

Hello,OK I did set the Virtual Memory to 0 (System Properties, Advanced, Performance, Virtual Memory settings) , remember I run 1 Gbyte RAM on XP Pro SP1, the result is positive !Using an addon aircraft (heavy texture , but wonderful, Stampe ) I only ,still, have a few stutters/freezes (minus 80% than before) a big increase in fluidity with a maximum of 642 Mbutes RAM in use and a lot less HD activity .The GPS is still a big FPS user , it "eats" 5 FPS when visible.This is my feeling after several hours of "flying" wuth different aircrafts, weather, with/out Flight plan ....I stay with 0 (z