At 2:13 a.m., the helpdesk got the first complaint: “The ERP app is slow again.” By 2:30 a.m., it had become a small flood. Users across two offices could log in, but every action in the application felt like someone had put the network in molasses. The monitoring dashboard was green. CPU on the core switch was fine. Interface errors were low. WAN utilization looked normal. The night shift did wha