An exemplary method for performing work in a data center includes receiving a request for resources in a data center, solving a linear programming formulation that accounts for the request and at least some of the resources in the data center and performing work the request based at least in part on the solving of the linear programming formulation. Such a method can include a linear programming formulation that accounts for multi-core chips and DRAM systems. Various other method, devices, systems, etc., are also disclosed.