基于多核处理器的自相似测试流量生成技术

Generating Technology Based on Multi-core Processor for Self-similar Test Traffic

研究并实现一种自相似测试流量生成技术,比较多种典型自相似流量分析模型,利用多分形小波作为自相似测试流量的生成模型,设计自相似测试流量生成算法。将该算法应用于基于IXP2400可编程多核多线程处理器构建的网络测试系统,在区间(0.5,1.0)内生成满足不同Hurst值的自相似测试流量,通过实验验证该技术的可用性和有效性。

This paper presents a generating technology of self-similar test traffic. By comparing typical self-similar traffic models, it analyzes the multifractal wavelet model, brings out an algorithm to generate self-similar test traffic, and applies it on the network testing system based on IXP2400 programming multi-core processor. With the network testing system, it presents the test results of the self-similar test traffic according to the value of Hurst （0.5, 1.0） and proves the correctness and validity of the paper＇s technology.