Pattern-Identified Online Task Scheduling in Multitier Edge Computing for Industrial IoT Services

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter</td><td class="align_center">Value</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Orchestrator configuration</td><td class="align_center">CPU: Intel Core i5-6400 2.7 GHz; RAM: 16 GB</td></tr><tr><td class="align_left">Number of ECEs</td><td class="align_center">20</td></tr><tr><td class="align_left">CPU frequency of ECEs</td><td class="align_center">{1.5, 2.5, 5.0, 10.0, 25.0} GHz</td></tr><tr><td class="align_left">Number of IIoT devices</td><td class="align_center">300</td></tr><tr><td class="align_left">Task processing complexity</td><td class="align_center">{10, 50, 100, 500, 1000} cycles/bit</td></tr><tr><td class="align_left">Execution deadline</td><td class="align_center">0.5–1.5 s</td></tr><tr><td class="align_left">Timeslot duration</td><td class="align_center">0.1 s</td></tr><tr><td class="align_left">Simulation duration</td><td class="align_center">300 timeslots</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Mobile Information Systems

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Table 1: Pattern-Identified Online Task Scheduling in Multitier Edge Computing for Industrial IoT Services 