1. A system comprising: a computerized device determining workload resource usage patterns, variability requirements, and reconfiguration requirements of a computerized workload; a global placement manager operatively connected to said computerized device, said global placement manager placing said computerized workload with a computer server cluster based on said variability requirements and said reconfiguration requirements of said computerized workload, said variability requirements comprising a measure of variation of workload intensity relative to average workload intensity of said computerized workload, and said reconfiguration requirements comprising a measure of dynamic resource utilization relative to static resource utilization of said computerized workload; and a local placement manager operatively connected to said computerized device, said local placement manager placing said computerized workload on a selected computer server within said computer server cluster that has a complementary resource usage pattern to said workload resource usage patterns, using said computerized device, said complementary resource usage pattern peaking at different times from said workload resource usage patterns.