A Stochastic Approach to Energy Cost Minimization in Smart-Grid-Enabled Data Center Network

Table 2

Operational cost and computational complexity comparison of LP and LDPP algorithms for solving energy cost optimization.

SP	Cost reduction ratio %		Execution time reduction ratio %
	LP	LDPP
500	22	55	2
800	30	56	9
1500	41	60	11.5
Mean execution time (seconds)
SP	LP	LDPP
500	3.19	3.13
800	3.48	3.17
1500	8.09	7.16