On Security Management: Improving Energy Efficiency, Decreasing Negative Environmental Impact, and Reducing Financial Costs for Data Centers

Table 6

Server’s performance results obtained by AQoPA suggest that the assigned role (and thus, the proper data flow management) matters if it comes to the system’s performance.

Scenario
Action performed (access)	RBAC role
	Role  1	Role  2	Role  3
E-mail	0.0448 s	0.1266 s	0.1865 s
FTP	0.0560 s	0.1266 s	0.0932 s
Web (WWW)	0.0168 s	0.0506 s	0.0746 s
Application(s)	0.0224 s	0.0760 s	0.1119 s
Data center	0.1400 s	0.0000 s	0.2798 s
Server S1 in DMZ	0.0000 s	0.0633 s	0.0000 s
Server S2 in DMZ	0.0000 s	0.1898 s	0.0000 s
DMZ production servers	0.0000 s	0.0000 s	0.1492 s
General office assets	0.0000 s	0.0000 s	0.0373 s
Total time (full session)	0.28 s	0.6329 s	0.9325 s