Aspects of the present invention include a method, system and computer program product. The method includes a processor identifying a plurality of workload characteristics by customer geography, country and/or culture; identifying one or more workload characteristics within a customer geography, country and/or culture; creating a test workload execution model; determining that a peak customer test coverage is beneficial to at least one customer in other customer geographies, countries and/or cultures; and reducing, by the processor, a number of test resources allocated to at least one customer in other customer geographies, countries and/or cultures.