Research Article
Hierarchical Brokering with Feedback Control Framework in Mobile Device-Centric Clouds
Table 1
Machines in the offloading experiments using heterogeneous communication technologies.
| | (Tier, device) | Specifications | Physical network link |
| | Tier 2/ | Desktop PC: Intel Core i5-3470 CPU 3.2 GHz, 4 G RAM | Ethernet | | Tier 1/, | Desktop PC: Intel Core i7-4770 CPU 3.4 GHz, 8 G RAM | | Tier 1/ |
| | Tier 1/ | Laptop: Intel Core i7-2820QM CPU 2.3 GHz, 8 G RAM | Down: WiFi; UP: 3G VPN |
| | Tier 0/, 0~3 | Desktop PC: Intel Pentium D CPU 3.4 GHz, 1 G RAM | Ethernet | | Tier 0/, 4~6 | | Tier 0/ |
| | Tier 0/ | Tablet: ASUS Fonepad Intel Atom Z2420, 1.2 GHz | WiFi | | Tier 0/ | Cell Phone S3: SAMUNG Exynos 4412, 1.4 GHz | | Tier 0/ | Tablet: ASUS Nexus7 NVIDIA Tegra 3 4-core |
| | Tier 0/ | Tablet: WS-170 Qualcomm QCT MSM8x60 surf/1.5 GHz duo-core | USB PC Ethernet |
| | Tier 0/, 12~13 | Virtual Machines (VirtualBox) | Ethernet |
| | Tier 0/ | Tablet: Samsung Galaxy CPU GT-I8260 | WiFi |
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