1. A method comprising: determining workload resource usage patterns of a computerized workload, using a computerized device; placing said computerized workload with a computer server cluster based on variability requirements and reconfiguration requirements of said computerized workload within a private cloud computing environment, using said computerized device, 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 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.