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Advances, Systems and Applications

Table 6 Results from prototype experiments

From: Analyzing the availability and performance of an e-health system integrated with edge, fog and cloud infrastructures

Scenario configuration

Average time (in ms)

Standard deviation

scenario 1 : Netbook (Ethernet) → São Paulo

197.84

4.6487

scenario 1 : Netbook (Ethernet) → California

432.04

10.4320

scenario 1 : Netbook (Ethernet) → London

455.98

98.8941

scenario 1 : Netbook (Ethernet) → Tokyo

586.02

13.39002

scenario 1 : Netbook (IEEE 802.11) → São Paulo

260.81

194.4324

scenario 1 : Netbook (IEEE 802.11) → California

547.54

316.4965

scenario 1 : Netbook (IEEE 802.11) → London

574.57

269.2531

scenario 1 : Netbook (IEEE 802.11) → Tokyo

667.97

332.1957

scenario 1 : Raspberry Pi (Ethernet) → São Paulo

207.15

105.0747

scenario 1 : Raspberry Pi (Ethernet) → California

440.33

70.7183

scenario 1 : Raspberry Pi (Ethernet) → London

446.88

6.5417

scenario 1 : Raspberry Pi (Ethernet) → Tokyo

588.56

12.4967

scenario 1 : Raspberry Pi (IEEE 802.11) → São Paulo

215.61

24.5928

scenario 1 : Raspberry Pi (IEEE 802.11) → California

456.57

17.9215

scenario 1 : Raspberry Pi (IEEE 802.11) → London

471.14

17.5994

scenario 1 : Raspberry Pi (IEEE 802.11) → Tokyo

611.72

20.2465

scenario 2 : São Paulo

179.76

11.9883

scenario 2 : California

414.38

14.9591

scenario 2 : London

426.85

8.6601

scenario 2 : Tokyo

567.06

15.1969

scenario 3 : Netbook (Ethernet)

66.14

0.8167

scenario 3 : Netbook (IEEE 802.11)

76.37

15.7349

scenario 3 : Raspberry Pi (Ethernet)

67.77

1.4624

scenario 3 : Raspberry Pi (IEEE 802.11)

75.5

4.0961