Cloud solutions are increasingly often the obvious default model for maintaining business systems, including SAP. It seems that concerns about the security and availability of systems and data located somewhere in an unknown data center, in the cloud – raised a few years ago – have been dispelled. Cloud services have proven their efficiency and cost effectiveness. The companies have also realized that their own data center gives only an illusory sense of security while generating real problems and unforeseen costs.
So the cloud is a good choice. The only question is what kind of cloud. From which provider, how big, with what parameters, how managed?
In order to be able to precisely answer these questions and choose the service parameters that best suit your organization and at the same time fall within its budget, you are recommended to first get to know what the SAP system maintenance really means, what service models are available and what scope of responsibility may be covered by cloud solutions.
Infrastructure as a Service (IaaS) – this model of system maintenance covers only the technological layer: a data center, technical infrastructure (networks, disk resources, servers).
Platform as a Service (PaaS) – ...