Improve Performance by a Fuzzy-Based Dynamic Replication Algorithm in Grid, Cloud, and Fog

<table class="table-group" id="tab4"><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">Number of nodes</td><td class="align_center">33</td></tr><tr><td class="align_left">Number of jobs</td><td class="align_center">1000</td></tr><tr><td class="align_left">File size (GB)</td><td class="align_center">1</td></tr><tr><td class="align_left">Failure probability</td><td class="align_center">0–40%</td></tr><tr><td class="align_left">Minimum bandwidth between two nodes (Mbit/s)</td><td class="align_center">200</td></tr><tr><td class="align_left">Maximum bandwidth between two nodes (Mbit/s)</td><td class="align_center">1000</td></tr><tr><td class="align_left">Recovery time (ms)</td><td class="align_center">10000</td></tr><tr><td class="align_left">Access pattern</td><td class="align_center">Random Zipf, random walk, sequential</td></tr><tr><td class="align_left">Number of experiments</td><td class="align_center">20</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The configuration parameters in the simulation.</div>

Mathematical Problems in Engineering

tab4

Table 4

Table 4: Improve Performance by a Fuzzy-Based Dynamic Replication Algorithm in Grid, Cloud, and Fog 