Quote Originally Posted by gosh View Post
I did a simple performance test application some time ago. Doing some tests there and I noticed that the problems was when you flood data in the fsb, if you do that then the computer will get these stops. If you only spins the processor then the threadswitching works ok.
No it sounds like more of a issue with your hard drive is in PIO mode or that your computation threads are set to real-time priority and stealing all the CPU time so the OS can't service interrupts.