The term cloud computing is used for a new services model that allows a client to scale or decrease resources rapidly to an application, without the need of investing on new infrastructure . The infrastructure is offered by server providers that reduce costs by having thousand or millions of servers. This provider’s offer hosted or virtualized servers, storage or simple software applications that can be customized for each client . Cloud computing has evolve from server virtualization services such as AWS to more specific services such as Heroku or Bluemix that provide directly applications servers, to host web applications, databases and other web services.
On this series of posts we will publish 1) Models of cloud computing services, 2) Cloud computing infrastructure architecture, 3) The benefits of using cloud computing services and 4) The principal challenges of using cloud infrastructure.