Zhongjun Ma, Fengqing Liu, Yuxing Chen. Research on Placement Algorithm of Flexible Virtual Machine in Elastic Optical Data Center[J]. Laser & Optoelectronics Progress, 2023, 60(17): 1706003

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- Laser & Optoelectronics Progress
- Vol. 60, Issue 17, 1706003 (2023)

Fig. 1. Placement of K-Means virtual machine algorithm. (a) Pipeline model virtual data center request after hose model transformation; (b) clustering result of K-means algorithm; (c) virtual machine placement to physical server in data center fat-tree topology

Fig. 2. Placement of the VT-VMPA algorithm. (a) Pipe model virtual data center request after the hose model transformation; (b) result of VT-VMPA algorithm clustering; (c) virtual machine is placed to the physical server in the data center fat-tree topology

Fig. 3. Average network bandwidth consumption of the three algorithms

Fig. 4. Blocking rate of three algorithms with different number of virtual machines

Fig. 5. Average revenue of the three algorithms under different number of virtual machines

Fig. 6. Blocking rate of three algorithms under different service intensities

Fig. 7. Average network bandwidth consumption of algorithms under different service intensities

Fig. 8. Time revenue of the three algorithms under different service intensities
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Table 0. [in Chinese]
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Table 0. [in Chinese]
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Table 1. List of variable meanings

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