| 摘要 |
<p>A method and apparatus is disclosed herein for data center automation. In one embodiment, a virtualized data center architecture comprises: a buffer to receive a plurality of requests from a plurality of applications; a plurality of physical servers, wherein each server of the plurality of servers having one or more server resources allocable to one or more virtual machines on said each server, wherein each virtual machine handles requests for a different one of a plurality of applications, and local resource managers each running on said each server to generate resource allocation decisions to allocate the one or more resources to the one or more virtual machines running on said each server; a router communicably coupled to the plurality of servers to control routing of each of the plurality of requests to an individual server in the plurality of servers; an admission controller to determine whether to admit the plurality of requests into the buffer, and a central resource manager to determine which server of the plurality of servers are active, wherein decisions of the central resource manager depends on backlog information per application at each of the plurality of servers and the router.</p> |
