All the metrics and logs shown on the Boatswain web portal are collected by Boatswain. He is the agent running on the Docker server and could either run as a Docker container or installed in common Linux distros listed below.
Run Boatswain as a Docker container.
Boatswain installation guide on CentOS.
Boatswain installation guide on Debian.
Boatswain installation guide on Fedora.
Boatswain installation guide on Ubuntu.
Get the correct GPG key in order to install the Boatswain package properly.