Uninstall Observium Ubuntu -
sudo apt remove php7.4-mysql,gd,curl,pear,snmp sudo apt autoremove Remove the observium system user and group (if created):
sudo systemctl stop observium poller.service sudo systemctl disable observium poller.service sudo systemctl stop apache2 # or nginx, if used Log into MySQL/MariaDB and remove the Observium database and user: uninstall observium ubuntu
sudo rm /etc/nginx/sites-enabled/observium sudo rm /etc/nginx/sites-available/observium sudo systemctl restart nginx Delete the Observium cron file: sudo apt remove php7
sudo mysql -u root -p Inside the MySQL prompt, execute: sudo apt remove php7.4-mysql
sudo rm -rf /opt/observium Also remove configuration files if stored elsewhere:
Objective: Remove Observium, its web interface, database, and related services from an Ubuntu system.