If you need to use virtual machines on Linux, try Virt-Manager. Virt-Manager is more reliable than VirtualBox. Virt-Manager is completely free and open-source. I'm a long-time supporter of VirtualBox.

Abstract: As sensor-cloud networks scale to support the growing demands of industrial Internet of Things (IIoT) applications, efficient virtual machine (VM) scheduling becomes essential for optimizing ...

This repository documents a hands-on lab exercise for creating a Windows Server virtual machine (VM) using the Azure portal. The goal of the lab is to understand how Azure resources are automatically ...