计算资源测量和路由方法在软件定义计算第一网络中的研究
Xiaomin Gong1, Shuangyin Ren1, Chunjiang Wang1
1Academy of Systems Engineering, AMS, Beijing 100141, China.
Sensors (Basel, Switzerland)
|February 24, 2024
概括
本研究介绍了一个软件定义计算第一网络 (SD-CFN) 架构,具有用于资源测量 (DCRMM) 和路由 (RSCR) 的新算法. 这些方法提高了网络性能和计算网络的效率.
科学领域:
- 计算机科学 计算机科学
- 网络工程 网络工程
- 分布式系统 分布式系统
背景情况:
- 计算第一网络 (CFN) 是现代网络基础设施的基础.
- 高效的计算资源测量和路由对于CFN性能至关重要.
- 现有的算法在动态网络环境中面临着挑战.
研究的目的:
- 引入一个软件定义的计算第一网络 (SD-CFN) 架构.
- 提出一个动态静态集成计算资源测量机制 (DCRMM).
- 开发一个强化学习和软件定义计算第一网络路由 (RSCR) 算法.
主要方法:
- DCRMM使用重法和K-Means集群来进行资源测量.
- RSCR使用知识平面进行路由计算,考虑延迟,带宽和数据包丢失.
- 在GÉANT拓上进行了模拟.
主要成果:
- 与MSA和MDA相比,DCRMM显示出优越的节点稳定性,利用率和匹配精度.
- 在链接延迟,数据包丢失率和吞吐量方面,RSCR的表现优于OSPF.
- 拟议的SD-CFN架构有效地集成了DCRMM和RSCR.
结论:
- DCRMM和RSCR为CFN中的计算资源测量和路由提供了先进的解决方案.
- SD-CFN架构提高了网络效率和性能.
- 这项研究为优化计算第一网络提供了创新方法.
相关概念视频
Distribution Reliability and Automation
107
Distribution reliability in electrical power systems is critical for ensuring an uninterrupted power supply to consumers at minimal cost. According to IEEE Standard Terms, reliability is the probability that a device will function without failure over a specified time period or amount of usage. For electric power distribution, this translates to maintaining continuous power supply and addressing customer concerns over power outages. Several indices, as defined by IEEE Standard 1366-2012, are...
107
Fast Decoupled and DC Powerflow
192
The fast decoupled power flow method addresses contingencies in power system operations, such as generator outages or transmission line failures. This method provides quick power flow solutions, essential for real-time system adjustments. Fast decoupled power flow algorithms simplify the Jacobian matrix by neglecting certain elements, leading to two sets of decoupled equations:
192
The Power Flow Problem and Solution
217
Power flow problem analysis is fundamental for determining real and reactive power flows in network components, such as transmission lines, transformers, and loads. The power system's single-line diagram provides data on the bus, transmission line, and transformer. Each bus k in the system is characterized by four key variables: voltage magnitude Vk, phase angle δk, real power Pk, and reactive power Qk. Two of these four variables are inputs, while the...
217
Electronic Distance Measuring Instruments
37
Electronic Distance Measuring Instruments (EDMs) are essential tools in modern surveying, offering precise distance measurements by emitting electromagnetic signals and calculating the time required for these signals to travel to a target and return. Two primary types of signals are used in EDMs — light waves and microwaves — each suited to specific environmental and distance requirements. Light-wave-based EDMs utilize either infrared or laser light, providing high accuracy over short...
37
Upsampling
236
Managing signal sampling rates is essential in digital signal processing to maintain signal integrity. A decimated signal, characterized by a reduced frequency range due to its lower sampling rate, can be upsampled by inserting zeros between each sample. This upsampling process expands the original spectrum and introduces repeated spectral replicas at intervals dictated by the new Nyquist frequency. To refine this zero-inserted sequence, it is passed through a lowpass filter with a cutoff...
236


