Possibly. It depends on how much RAM is in the machine. What's probably happening is that you're getting a lot of swaps back and forth to the page file. Look in Task Manager at the Page Fault and Page Fault Delta columns. You'll probably have to turn these on in the View menu to see them. Oh, and don't look in Task Manager to see how much memory your .NET app is using. It's lying to you.
A guide to posting questions on CodeProject
Click this: Asking questions is a skill. Seriously, do it.
Dave Kreskowiak