Empirical Analysis of Server Consolidation and Desktop Virtualization in Cloud Computing

Table 2

Cost affected by VM density and performance composite index ratio.

Cost	VM density (workload counts)	Performance composite index ratio
Capital expenditure
Client HW + MS VDA	✗	✗
Server HW	✓	✗
Storage HW	✗	✗
Networking and security HW	✓	✗
Hypervisor SW + SnS	✓	✗
Operational expenditure
Infrastructure admin	✓	✓
Power and cooling	✓	✓
Rack space and office spacs	✓	✗
Services + Training	✗	✗
Business agility
Planned downtime	✗	✗
Unplanned downtime	✗	✗
Business downtime	✓	✓
Other + Tax	✓	✗