Utility computing is a cloud service model in which provider gives computing resources to users for using on need basis.
Some of the main benefits of Utility computing are:
- Pay per use: Since a user pays for only usage, the cost of Utility computing is pay per use. We pay for the number of servers of instances that we use in cloud.
- Easy to Scale: It is easier to scale up the operations in Utility computing. There is no need to plan for time consuming and costly hardware purchase.
- Maintenance: In Utility computing maintenance of servers is done by cloud provider. So a user can focus on its core business. It need not spend time and resources on maintenance of servers in cloud.Utility computing is also known as On-demand computing.