Description: Active management in operating system virtualization refers to the proactive administration of virtual machines and associated resources to ensure optimal performance and availability. This approach involves constant monitoring of the state of virtual machines, dynamic allocation of resources such as CPU, memory, and storage, and workload optimization based on the changing needs of the environment. Active management allows administrators to anticipate issues before they impact performance, facilitating informed decision-making regarding resource allocation and capacity planning. Additionally, it includes the implementation of automated policies that can adjust resources in real-time, ensuring that critical applications always have the necessary support. This approach not only improves operational efficiency but also reduces downtime and maximizes the utilization of available resources, which is essential in business environments where service continuity is paramount. In summary, active management is a key component of modern virtualization, enabling organizations to quickly adapt to changing demands and optimize their IT infrastructure.