I second the above post. The info pertaining to high CPU and direct to disk helped me reduce my CPU. I am running 4 3mp Swann (Rebranded Hikvisions), 2 Pyle PIPCAM15's (Rebranded Foscam), and a usb webcam. My BI pc is an HP Mini PC. HP Pavillion 300-030 Core I3 1.9Ghz dual core with 8gb RAM...