Use Case: Typical web hosting cluster

• Name: Typical web hosting cluster
• Contact: Richard Davies, ElasticHosts.
• Description: An end-user runs a typical web hosting cluster on a cloud, with: 2 database servers, 2 front-end web server (bursting to 3 under load), a load balancer (either a specialized virtual machine or provided by the cloud like GoGrid)
• Functional Requirements
  • Completeness: The API should be able to fully express this cluster, which will require at least: 5 virtual machines, storage for each virtual machine, two networks (a private one connecting the machines, and the public internet also connected to the load balancer), a fixed static IP for the website on the public internet, possible specification of the load balancer itself.