Workload/User

0.1

0.3

0.5

0.7

0.9

Number of tasks

2,735

8,206

13,676

19,148

24,619

DC load

17.4%

61.4%

91.7%

91.1%

92.2%

Tasks Failed by servers

0

0

0

5657

10795

Energy Consumption without DVFS (w/h)

309.1

425.1

505.2

503.5

506.6

Energy Consumption using DVFS (w/h)

244.7

414.2

473.3

484.9

487.2

Energy Saving using DVFS

20%

2.5%

6%

3.7%

3.8%