Research Article
A Randomization Approach for Stochastic Workflow Scheduling in Clouds
Table 2
A sampling of the stochastic model shown in Table
1.
(a) A sampling of stochastic task execution times |
| ā | Resource 1 | Resource 2 | Resource 3 |
| Task 1 | 13.45 | 2.05 | 6.75 | Task 2 | 33.44 | 22.64 | 45.42 | Task 3 | 25.05 | 51.33 | 11.61 | Task 4 | 14.82 | 8.85 | 47.48 | Task 5 | 88.77 | 22.64 | 15.39 | Task 6 | 6.59 | 25.23 | 26.17 | Task 7 | 35.47 | 4.05 | 9.08 | Task 8 | 54.31 | 22.29 | 50.60 | Task 9 | 33.52 | 19.80 | 1.28 | Task 10 | 56.57 | 28.59 | 77.36 |
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(b) A sampling of stochastic task communication times |
| ā | Resource 1 | Resource 2 | Resource 3 |
| Resource 1 | 0.00 | 2.58 | 8.46 | Resource 2 | 2.58 | 0.00 | 5.58 | Resource 3 | 8.46 | 5.58 | 0.00 |
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