Embodiments of the invention relate to reducing energy consumption in a computing cluster. An aspect of the invention includes a method for reducing energy consumption in a computing cluster. The method includes monitoring requests to server. The method further includes activating a server, if at least one request is to be routed to the server in a reduced power consumption state. The method further includes routing the requests to at least one server. The method further includes reducing power consumption on the server, if the server does not have at least one active request.