setting up iperf3 on ubuntu 20.04

Install iPerf

Make sure the package lists are up-to-date:

sudo apt update

sudo apt install -y iperf3

iperf3 --version

Testing iPerf

For testing, we need to have two systems. One system will act as a server, while the other will act as a client. Of course, you can have both the server and the client on the same machine.

Run Command to start server

iperf3 -s

Server starts to listen client connections

Run the following command to connect client to server by providing IP address

iperf3 -c 192.168.048

Output example of server:

Output example of client:

Uninstall iPerf

If you want to completely remove iPerf and related dependencies, run the following command:

How to use iPerf3 to measure throughput/Bandwidth

Communicate between two machines

Use -b 0 flag for unlimited bandwidth to be shown

setup a server at one point using iperf3 -s

then use a client with iperf -c with commands above