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Category: Linux Server Setup

OpenClaw Linux Server Setup provides the production engineering blueprints for deploying, hardening, and daemonizing OpenClaw instances across headless Linux cloud servers, Virtual Private Servers (VPS), and bare-metal environments.

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Foundational Guides
Architecture & Protocols
Topic Directory
Frequently Asked Questions

Foundational Pillars (Start Here)

Authoritative implementation blueprints and core configurations verified by our technical engineering team.

Budget VPS Deployment

Hostinger OpenClaw: Deploy Your Agent on a $5 VPS

Complete walkthrough for provisioning an affordable cloud instance, securing SSH, and launching background agents.

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Security Hardening

OpenClaw Security Best Practices: A 10-Point Hardening Guide

Crucial server protection protocol covering firewall rules (UFW), unprivileged users, and API key encryption.

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VPS Benchmarking

Best VPS for OpenClaw: Tested on 6 Providers for Speed

Performance benchmarks evaluating CPU clock speed, network latency, and disk I/O across major cloud hosting providers.

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Linux Server Architecture: Daemonization, Process Supervision & Network Mesh

Running autonomous agents in production requires treating them as long-running system daemons rather than interactive terminal commands. Under Linux, systemd provides process supervision, automatic restart on failure, resource limits (CPUQuota, MemoryMax), and unified journal logging (`journalctl -u openclaw -f`).

To control remote headless agent instances securely without exposing public ports to automated port scanners, we implement encrypted overlay networks (such as Tailscale or WireGuard). This establishes private zero-trust meshes, allowing developers to manage agents via internal SSH and webhooks without firewall vulnerabilities.

Linux Architecture Layer	Production Tool	Configuration Standard	Security Impact
Process Supervisor	systemd service	`Restart=always`, `RestartSec=5s`	Eliminates downtime from unexpected API drops
Privilege Separation	Dedicated `openclaw` user	`NoNewPrivileges=true`, unprivileged UID	Prevents agent tool escalation to host root
Private Networking	Tailscale / WireGuard	Zero public inbound ports, mesh tunnel	Blocks external brute-force attacks and scans
Firewall Policy	UFW (Uncomplicated Firewall)	Default deny incoming, allow SSH/mesh only	Strict perimeter isolation

Curated Topic Directory & Implementation Guides

Explore specific technical tutorials, integration setups, and architectural deep-dives.

VPS Selection & Provisioning

Linux Hardening & Network Security

Frequently Asked Questions

Direct technical answers to common architecture, performance, and deployment questions.

Which Linux distribution is best for hosting OpenClaw?

Ubuntu 22.04 or 24.04 LTS is the most widely supported distribution with extensive package repositories and pre-compiled Python wheels. Debian 12 is an equally outstanding, minimal alternative.

How do I keep an OpenClaw agent running after disconnecting from SSH?

Configure a systemd service unit (`/etc/systemd/system/openclaw.service`) or run the agent inside a persistent terminal multiplexer like `tmux` or `screen`.

How much RAM does a headless Linux OpenClaw instance need?

For cloud API workflows, 1 GB of RAM is sufficient. For multi-agent pipelines with local SQLite databases and active browser automation, 2 GB to 4 GB of RAM is recommended.

How do I securely pass API keys to a headless Linux agent?

Store keys in an unprivileged `.env` file with `chmod 600` permissions, or inject them as environment variables via `systemctl edit openclaw` using the `EnvironmentFile` directive.