Risk Intelligence: Making Profit from Uncertainty in Data Processing System

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="398235.fig.0010a" src="https://static.hindawi.com/articles/tswj/volume-2014/398235/figures/398235.fig.0010a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Large jobs</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="398235.fig.0010b" src="https://static.hindawi.com/articles/tswj/volume-2014/398235/figures/398235.fig.0010b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Statistics of speculative execution for large jobs, including backup task failed, succeeded, and killed</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="398235.fig.0010c" src="https://static.hindawi.com/articles/tswj/volume-2014/398235/figures/398235.fig.0010c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Medium jobs</td></tr></table></td></tr><tr class="fig-image" id="d"><td><img alt="398235.fig.0010d" src="https://static.hindawi.com/articles/tswj/volume-2014/398235/figures/398235.fig.0010d.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(d) </b>Small jobs</td></tr></table></td></tr></table>

<table>CDFs of execution times of jobs in various job sizes. RiskI greatly improves performance for all size of jobs, especially for large and medium jobs.</table>

The Scientific World Journal

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Figure 10

Figure 10: Risk Intelligence: Making Profit from Uncertainty in Data Processing System 