Data centres seldom meet the operational and capacity requirements of their initial designs. The principal goals in data centre design are flexibility and scalability, which involve site location, building selection, floor layout, electrical system design, mechanical design and modularity. Access the research (circa 2005) by Michael A. Bell here .
This is the blog of Ronald Bartels that wanders on and off the subject of problem management (that is how it started). Mostly now the topics are about IoT and SD-WAN.