The Ultimate n8n VPS Hosting Guide (2025)

Phase 1: Infrastructure

• OS: Ubuntu 24.04 LTS.
• Hardware: 2 vCPU / 4GB RAM recommended for production.

Phase 2: Setup

Install the modern Docker Engine and Compose plugin:

sudo apt update && sudo apt install docker.io docker-compose-v2 -y

Phase 3: The Hardened docker-compose.yml

We use a spec-compliant Compose file with PostgreSQL 15, least-privilege security options, and automated 30-day log purging.

Phase 4: Management Commands

Run in background:

docker compose up -d

Phase 5: Security Layer (Nginx & SSL)

We bind n8n to

127.0.0.1

The Variable Encyclopedia

• Encryption Key: Protects your API credentials.
• Process Isolation: Ensures stability under heavy load.
• Data Pruning: Keeps your storage clean by purging logs every 30 days.