Only a handful of decades in the past, when we talked about infrastructure we meant actual physical infrastructure: servers, memory, disks, network switches, and all the cabling required to hook up them. I made use of to have spreadsheets where I’d plug in some quantities and get again the technical specs of the components necessary to build a website application that could help 1000’s or even hundreds of thousands of end users.
That is all changed. Initially arrived digital infrastructures, sitting down on best of people actual physical racks of servers. With a set of hypervisors and computer software-defined networks