

Terminal servers, sccm, SQL, software that’s only available for Windows. Companies and governments don’t consider ideology when they choose a platform. They consider “what do I need to run this product” and “what’s the TCO”. Most larger orgs will have a healthy mix of windows and *nix servers and often a separate team to manage each.
Have you tried it under windows? If you have the same symptoms with 2 different distros I’d be considering a hardware problem, trying it in windows would eliminate or confirm that possibility.