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使用OpenFlow计数器减少数据包丢失的适应性服务质量
Krishneel Deo1, Kaylash Chaudhary1, Mansour Assaf1
1School of Information Technology, Engineering, Mathematics and Physics, The University of the South Pacific, Suva, Rewa, Fiji.
PeerJ. Computer science
|April 25, 2024
概括
本研究介绍了一种使用OpenFlow交换机统计数据的新型带宽分配算法,以优化计算机网络中的服务质量 (QoS). 拟议的方法通过动态调整带宽分配来提高吞吐量,优于现有的自适应性 QoS 算法.
科学领域:
- 计算机网络 计算机网络.
- 网络性能优化 网络性能优化
- 软件定义网络 (SDN) 是指软件定义的网络.
背景情况:
- 边缘路由器由于聚合流量而面临严重的交通拥堵.
- 现有的服务质量 (QoS) 机制管理网络流量,但可以改进以实现动态带宽分配.
- 在 QoS 类之间进行动态带宽调整对于最大化链路利用率和吞吐量至关重要.
研究的目的:
- 为计算机网络提出新的带宽分配和分配算法.
- 为了利用 OpenFlow 交换机流量统计数据来实现最佳的 QoS 类带宽分配.
- 通过根据当前需求动态调整流量,提高网络吞吐量.
主要方法:
- 开发了一种使用OpenFlow交换机流量统计数据的带宽分配算法.
- 采用软件定义网络 (SDN) 控制器的流量监控来估计流量.
- 根据实时流量数据计算每个 QoS 类的最佳带宽值.
主要成果:
- 拟议的算法保证了初始的最低带宽分配,并调整了流量以增加吞吐量.
- 与适应性服务质量 (AQoS) 算法的性能比较显示出显著的收益.
- 在各种交通场景中,与AQoS算法相比,平均实现了9%的性能改进.
结论:
- 拟议的算法有效地优化了在OpenFlow兼容网络中的带宽分配.
- 基于流量统计的动态调整可以提高网络吞吐量和性能.
- 这种方法为管理拥堵和最大限度地提高网络效率提供了有希望的解决方案.
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