A Two-Tier Energy-Aware Resource Management for Virtualized Cloud Computing System

Table 2

Power comparison.

Frequencies (GHz)		Utilizations		Power (Watt)		Error
				Estimation	Real
1.60	2.00	61%	87%	145.33	147.01	−1.14%
1.73	2.13	95%	84%	156.45	157.81	−0.86%
1.86	1.73	19%	14%	117.50	117.03	+0.40%
2.00	1.60	59%	9%	127.96	128.32	−0.28%
2.13	2.13	61%	84%	155.67	155.68	+0.00%
2.13	1.86	58%	57%	141.94	142.68	−0.52%
2.26	2.00	58%	30%	139.10	137.89	+0.87%
2.26	2.39	98%	81%	178.21	181.69	+1.91%
2.39	1.60	92%	18%	150.87	149.79	+0.72%
2.39	2.13	12%	59%	133.48	133.15	+0.25%