Giuliano Casale

1 INTRODUCTION The last decade has witnessed the spread of cloud computing in companies of all sizes and at a great scale.1 To further improve the utilization of physical resources and hide the complexity of heterogeneous infrastructure, new cloud computing paradigms such as container as a service (CaaS) and function as a service (FaaS) emerge, thanks to the recent advances in virtualization and containerization technologies.2 The rise of CaaS and FaaS triggers an observable shift of cloud...