为基于FPGA的SmartNIC实现高性能可重新配置管道
Xiaoyong Song1,2, Rui Lu1,2, Zhichuan Guo1,2,3
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
|April 27, 2024
概括
本研究介绍了基于FPGA的智能NIC的灵活,高性能可重新配置的管道. 该设计允许在运行时对网络功能进行动态重新配置,实现100 Gbps的吞吐量与低延迟.
科学领域:
- 计算机工程 计算机工程
- 网络硬件 网络硬件
背景情况:
- 目前基于FPGA的SmartNIC数据包处理管道缺乏灵活性.
- 商业可重新配置设备设计通常是封闭源代码,阻碍了定制.
研究的目的:
- 为基于FPGA的智能NICs提出一个高性能,完全可重新配置的管道设计.
- 为了使网络功能的动态重新配置,而无需硬件修改或重新编译.
主要方法:
- 开发了完全可重新配置的匹配动作单元.
- 实现了匹配密钥字段和表大小的动态重新配置.
- 设计了一个运行时配置模块,用于处理规则和操作指令.
- 使用了Xilinx Alveo U200板,并配备了Virtex UltraScale+ FPGA进行实现.
主要成果:
- 设计的管道支持快速重新配置以实现新的网络功能.
- 实现了100 Gbps的吞吐量.
- 在数据包处理中表现出低延迟.
结论:
- 拟议的设计为基于FPGA的SmartNIC数据包处理提供了灵活和高性能的解决方案.
- 能够实现动态的网络功能,克服当前不灵活和封闭源设计的局限性.
相关概念视频
Network Function of a Circuit
1.1K
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.
1.1K
Biasing of FET
1.0K
Biasing a Junction Field Effect Transistor (JFET) is crucial for setting operational parameters and ensuring efficient functioning in electronic circuits. JFETs are characterized by using a single carrier type in N-channel or P-channel configurations, where the channel is surrounded by PN junctions. These junctions are central to the device's ability to control current flow.
In an N-channel JFET, the structure consists of N-type material forming the channel on a P-type substrate, with the...
In an N-channel JFET, the structure consists of N-type material forming the channel on a P-type substrate, with the...
1.0K
Distribution Reliability and Automation
678
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...
678
Fast Decoupled and DC Powerflow
961
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:
961


