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pktgen's Introduction

pktgen

Pktgen.sh is a script to use Linux pktgen module to generate packet. this example script has been tested on Ubuntu 18.04. the script hard code the ip and mac address, please change it as your testing environment.

Requirement

Change the RX and TX setting of the testing NIC.

ethtool -C enp68s0f1 rx-usecs 30 ethtool -G enp68s0f1 rx 4096 ethtool -G enp68s0f1 tx 4096 ip link set enp68s0f1 mtu 9014

Usage

./pktgen.sh enp68s0f1 9000

Note

Suggested to consider the cpu affinity, and you have to check the NUMA node of the testing NIC.

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