Iperf

is Article description::a network testing utility helpful for determining network performance.

On Gentoo, and  are slotted, therefore both version 2 and version 3 of the utility can be installed concurrently.

Files

 * - Init file for iperf3 running as a service on OpenRC.
 * - Init configuration file for iperf3 running as a service on OpenRC. This is the file that should be adjusted as necessary when starting iperf from OpenRC.

Manually running tests
To test bandwidth speed or otherwise stress test a network, iperf will need to be started as a server on one node and a client on the other(s).

To start iperf in server mode:

On the client node, the IP address or hostname of the server node will be needed:

External resources

 * https://arstechnica.com/gadgets/2016/01/numbers-dont-lie-its-time-to-build-your-own-router/ - An article where was used to determine side-by-side comparison of router throughput, which is a good example of performance testing.