Install Cacti on Proxmox Container Ubuntu 24.04

Here’s a clean step-by-step guide for Cacti installation on Ubuntu 24.04 inside your Proxmox CT

Update the System

sudo apt update && sudo apt upgrade -y

Install Required Packages, Cacti needs a web server, PHP, SNMP, RRDtool, and MySQL/MariaDB.

sudo apt install -y apache2 mariadb-server mariadb-client \
php php-mysql php-snmp php-xml php-ldap php-gd php-mbstring php-gmp \
rrdtool snmp snmpd librrds-perl unzip git

Enable required Apache modules:

sudo a2enmod php* rewrite
sudo systemctl restart apache2