在5G双层网络中,用于多租户网络切片的动态资源配置
Jia-You Lin1, Ping-Hung Chou1, Ren-Hung Hwang2
1Department of Computer Science and Information Engineering, National Chung Cheng University, Chiayi 62102, Taiwan.
Sensors (Basel, Switzerland)
|July 11, 2023
概括
本研究介绍了两个新的算法,MCRA和FLDRA,用于优化5G虚拟化中的网络切片资源配置. 这些方法改进了现有解决方案,MCRA为多租户服务提供了优越的资源利用.
科学领域:
- 电信工程 电信工程 电信工程
- 计算机网络 计算机网络.
- 资源管理 资源管理
背景情况:
- 虚拟化是5G网络的关键,可以通过共享硬件节省成本.
- 多租户服务的多样性在保证服务质量 (QoS) 方面带来了挑战.
- 网络切片隔离了不同租户的资源,但优化分配仍然很困难.
研究的目的:
- 提出用于多租户5G网络片段动态资源配置的启发式算法.
- 为了应对优化网络和计算资源在各种网络切片的分配的关键挑战.
主要方法:
- 开发了两个启发式算法:最小成本资源分配 (MCRA) 和快速延迟减少资源分配 (FLDRA).
- 在双层架构中实现动态路径路由和资源分配.
- 与UFLOP算法进行比较模拟.
主要成果:
- 无论是MCRA还是FLDRA,都显著超过了UFLOP算法.
- 与FLDRA相比,MCRA显示了更高的资源利用率.
- 拟议的算法有效地管理多租户网络切片的资源.
结论:
- MCRA和FLDRA为5G网络切片中的资源分配提供了有效的解决方案.
- 拟议的算法在虚拟化多租户环境中提高了效率和性能.
- 进一步的研究可以探索5G网络资源管理的先进优化策略.
相关概念视频
Design Example: Distributing Reinforcements in Concrete Sections
114
The topic explores the practical aspects of adjusting steel reinforcements within a concrete beam section to meet specific design requirements. When designing a reinforced concrete beam, it is essential to distribute the steel reinforcements properly to ensure structural integrity and efficiency. The example provided details a scenario where a beam requires a total steel cross-section of 4 square inches. The engineer identifies that the available steel bars have a nominal diameter of 1.693...
114
Network Function of a Circuit
326
Frequency response analysis in electrical circuits provides vital insights into a circuit's behavior as the frequency of the input signal changes. The transfer function, a mathematical tool, is instrumental in understanding this behavior. It defines the relationship between phasor output and input and comes in four types: voltage gain, current gain, transfer impedance, and transfer admittance. The critical components of the transfer function are the poles and zeros.
326
Short-distance Transport of Resources
16.2K
Short-distance transport refers to transport that occurs over a distance of just 2-3 cells, crossing the plasma membrane in the process. Small uncharged molecules, such as oxygen, carbon dioxide, and water, can diffuse across the plasma membrane on their own. In contrast, ions and larger molecules require the assistance of transport proteins due to their charge or size. Transport across membranes also occurs within individual cells, playing a variety of essential roles for the plant as a whole.
16.2K
Distributed Loads
558
Distributed loads are a common type of load that engineers and scientists encounter in various practical situations. Distributed loads often refer to a type of load spread over a surface or a structure and can be modeled as continuous force per unit area.
For example, consider a bookshelf filled with books stacked vertically adjacent to each other. The weight of the books is evenly distributed over the length of the shelf. As a result, the pressure at different locations on the surface of the...
For example, consider a bookshelf filled with books stacked vertically adjacent to each other. The weight of the books is evenly distributed over the length of the shelf. As a result, the pressure at different locations on the surface of the...
558
Types of Building Separation Joints
262
Building separation joints divide large or complex building structures into smaller, discrete units that can move independently. These joints are categorized into three types: volume-change joints, settlement joints, and seismic separation joints.
Volume-change joints address the effects of expansion and contraction due to temperature and moisture variations. They are strategically placed at discontinuities in a building's mass where cracking is most likely and are spaced about 150 to 200...
Volume-change joints address the effects of expansion and contraction due to temperature and moisture variations. They are strategically placed at discontinuities in a building's mass where cracking is most likely and are spaced about 150 to 200...
262
Maximum Power Flow and Line Loadability
138
The maximum power flow for lossy transmission lines is derived using ABCD parameters in phasor form. These parameters create a matrix relationship between the sending-end and receiving-end voltages and currents, allowing the determination of the receiving-end current. This relationship facilitates calculating the complex power delivered to the receiving end, from which real and reactive power components are derived.
138


