1. A computer implemented method for processing virtualization of physical computers that are part of a group into virtual computers, comprising: obtaining relationship data from the physical computers, the relationship data identifying parameters that define communication information needed to communicate between at least some of the physical computers within the group that are to be virtualized into the virtual computers; analyzing utilization parameters for each of the physical computers of the group; generating a visual model for proposed virtualization of the group of physical computers, the visual model identifying hosting machines designated to define a virtual computer for each of the physical computers, the visual model providing a graphical illustration of the group of physical computers once converted to virtual computers; enabling adjustment of the proposed virtualization of the group of physical computers; and generating an execution sequence of virtualization operations to be carried out if execution of the proposed virtualization is triggered, the execution sequence being saved to storage and accessed upon execution.