A method of autonomous provisioning of resources of a computer system, wherein: performance-critical workload of the computer system is monitored; workload suffering is detected based on comparing the performance-critical workload with defined values of performance-critical workload goals; types of missing resources are determined; additional resources available for activation are determined; the additional resources are activated, and a notification of the activation is generated for being sent to a system provider for automated billing of the added capacity, and a computer device, data processing program, computer program product, and computer data signal therefor.