Cloud technologies have moved from single workload projects to the mainstream. Cloud Infrastructure-as-a-Service (IaaS) is popular. The market for these services grew by nearly 40% in 2019. With IaaS the cloud provider operates the underlying IT infrastructure — servers and virtual machines, storage, networking, and operating systems — using an on-demand and a pay-as-you-go model. Organizations rely on this most basic category of cloud computing to supplement or replace their internal IT infrastructure. Public cloud infrastructure services are increasingly becoming a preferred infrastructure backbone for digital transformation initiatives and IT modernization. Selecting which provider to use is an
important, but daunting task.