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Single Mode
Devices First Second Thrid Average 500S 1.02 1.42 1.17 1.20 1000S 2.13 2.18 2.03 2.11 1500S 2.56 3.42 3.39 3.12 2000S 4.74 4.42 4.86 4.67 2500S 5.74 5.39 5.72 5.62 3000S 6.38 7.54 7.61 7.18 3500S 7.64 9.05 8.65 8.45 
After 3500 switches, the OF channels become unstable, the flap sessions come frequently with the increase of time. So the maximum number of OF Channel with single controller is 3500.
We can see from the histogram, the establish time is linear growth with the number of OF switches.
Cluster Mode
Devices First Second Thrid Average 100S 1.25 0.52 0.52 0.76 200S 1.7 0.85 0.81 1.12 300S 1.21 0.89 1.33 1.14 400S 1.23 1.27 1.19 1.23 500S 1.52 1.76 1.6 1.63 600S 2.31 2.08 1.45 1.95 
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