LVM – Installation

sudo lvextend -l +100%FREE /dev/ubuntu-vg/ubuntu-lv
sudo resize2fs /dev/mapper/ubuntu--vg-ubuntu--lv

sudo timedatectl set-timezone Asia/Ho_Chi_Minh
sudo timedatectl set-ntp on

joos ALL=(ALL) NOPASSWD:ALL

sudo groupadd --system prometheus
sudo useradd -s /sbin/nologin --no-create-home --system -g prometheus prometheus

MySQL Exporter

Configure Prometheus MySQL Exporter on Ubuntu / CentOS | ComputingForGeeks

Install and Configure Prometheus MySQL Exporter – DevOpsSchool.com

IPv6 – Disable

sudo sysctl -w net.ipv6.conf.all.disable_ipv6=1
sudo sysctl -w net.ipv6.conf.default.disable_ipv6=1
sudo sysctl -w net.ipv6.conf.lo.disable_ipv6=1