QGWFQS:一个基于队列组的公平重量队列安排器在FPGA上
Yunfei Guo1,2, Zhichuan Guo1,2, Xiaoyong Song1,2
1National Network New Media Engineering Research Center, Institute of Acoustics, Chinese Academy of Sciences, No. 21, North Fourth Ring Road, Haidian District, Beijing 100190, China.
Micromachines
|November 25, 2023
概括
本研究介绍了一种基于队列组的WFQ调度器 (QGWFQS),以有效管理网络带宽. 新的设计支持众多端口和队列,优化了拥挤网络的资源使用.
科学领域:
- 计算机科学 计算机科学
- 电气工程 电气工程
- 网络工程 网络工程
背景情况:
- 重量公平排队 (WFQ) 对于在拥挤的网络中保证带宽至关重要.
- 目前基于FPGA的多个端口的交换节点面临着个别WFQ调度器的资源限制.
研究的目的:
- 为多端口系统提出一个资源高效的WFQ调度器.
- 提高带宽分配的公平性,并适应可变链接费率.
主要方法:
- 开发了一个基于队列组的WFQ调度器 (QGWFQS),重复使用标签计算和编码电路.
- 引入了一种新的终结标签计算算法,考虑整数除法余数以实现公平性.
主要成果:
- QGWFQS支持多达512个端口,每个端口有32个队列.
- 在200 MHz实现运行,总计计时能力为200 Mpps.
结论:
- QGWFQS为高端口数量网络设备中的WFQ调度提供了一个可扩展和高效的解决方案.
- 拟议的算法提高了带宽分配的公平性和资源利用率.
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