If your network card fails or your CPU overheats, how long are you down for? If you care if your website is up there are other costs when doing a colo. You sho

If your network card fails or your CPU overheats, how long are you down for? If you care if your website is up there are other costs when doing a colo. You should have spare for every component which nearly doubles your hardware cost and have someone on call for sys admin and hands-on fixes.