>Task Manager does not show processors separately. I think it shows total cpu usage 100%. How I can look to processors separately ?

View/CPU History/One graph per CPU.

>I have the same problem with single processor W2K terminal server.
>Is it possible to solve this by using windows API SetPriorityClass() to decrease
>long-computing vfp program priority or is there a better solution ?

You can do the same thing by right-clicking on the process in the Processes tab of the task manager. Don't know if it'll help, but it doesn't take much to try.