Elastic Cloud Server ECS´s simple web service interface allows you to obtain and configure capacity with minimal friction. It provides you with complete control of your computing resources and lets you run on Open Cloud proven computing environment. ECS reduces the time required to obtain and boot new server instances to minutes, allowing you to quickly scale capacity, both up and down, as your computing requirements change. ECS changes the economics of computing by allowing you to pay only for capacity that you actually use. ECS provides developers the tools to build failure resilient applications and isolate themselves from common failure scenarios.