How to Install Docker on VPS

Prerequisites

Before installing Docker, make sure you have:

• SSH access to your VPS
• Root or sudo privileges

Install Docker on Ubuntu/Debian

Connect to your VPS:

ssh hxroot@YOUR_SERVER_IP -p 22

curl -fsSL https://get.docker.com -o get-docker.sh
sudo sh get-docker.sh

Add your user to docker group:

sudo usermod -aG docker $USER

Log out and back in, or run:

newgrp docker

Verify Installation

docker --version
docker run hello-world

Install Docker Compose

sudo curl -L "https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose
docker-compose --version