The mysqld-exporter is a Prometheus exporter for collecting metrics from your MySQL database. The exporter can collect various key metrics which helps to determine how well your MySQL database is running.
Enable snaps on Raspberry Pi and install MySQLd Prometheus Exporter
Snaps are applications packaged with all their dependencies to run on all popular Linux distributions from a single build. They update automatically and roll back gracefully.
Snaps are discoverable and installable from the Snap Store, an app store with an audience of millions.
Enable snapd
On a Raspberry Pi running the latest version of Raspbian snap can be installed directly from the command line:
sudo apt update
sudo apt install snapd
You will also need to reboot your device:
sudo reboot
After this, install the core snap in order to get the latest snapd:
sudo snap install core
Install MySQLd Prometheus Exporter
To install MySQLd Prometheus Exporter, simply use the following command: