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Table 2 Speed-up and efficiency as scalability metrics of our approach

From: Data-aware optimization of bioinformatics workflows in hybrid clouds

#CPUs Execution times in seconds Average Makespan
Average Min Max Std S(p) E(p) S(p) E(p)
8.0 35,601 35,601 35,601 0.0 8.00 1.00 8.00 1.00
16.0 17,834 17,629 18,037 288.3 15.9 0.99 15.8 0.98
24.0 11,866 11,845 11,880 18.1 24.0 1.00 24.0 0.99
32.0 8930 8,628 9,039 201.4 31.9 0.99 31.5 0.98
40.0 7127 6,768 7,240 201.5 39.9 0.99 39.3 0.98
48.0 5929 5,713 6,159 234.7 48.0 1.00 46.2 0.96
56.0 5095 4,834 5,285 206.8 55.9 0.99 53.9 0.96
64.0 4467 4,097 4,546 150.5 63.8 0.99 62.6 0.97
72.0 3968 3,767 4,207 178.0 71.7 0.99 67.7 0.94
80.0 3571 3,122 3,688 164.5 79.7 0.99 77.1 0.96
91.3 3138 2,970 3,378 182.7 90.7 0.99 84.3 0.92
106.2 2741 2,561 2,888 85.0 103.9 0.98 98.5 0.93
123.0 2378 2,080 2,604 191.8 119.8 0.97 109.3 0.89
144.7 2029 1,937 2,183 69.4 140.3 0.97 130.4 0.90