Infrastructure as a Service (IaaS) is the most straightforward of the four models for delivering cloud services. IaaS is the virtual delivery of computing resources in the form of hardware, networking, and storage services. It may also include the delivery of operating systems and virtualization technology to manage the resources. Rather than buying and installing the required resources in their own data center, companies rent these resources as needed.
I am listing some of the key characteristics of this services are dynamic scaling, agreed-upon service levels, renting, licensing, metering, and self-service. All of these characteristics are the same in both public and private IaaS environments
When should you look to Infrastructure as a Service (IaaS)?
- Your resources are being distracted from your core competency.
- Business is experiencing rapid growth or has a need for increased performance.
- Your application(s) requires high availability