The Nxeon Blog

Guides for people who run their own servers.

Straight-talking tutorials and comparisons on VPS hosting, game servers, Linux and security. No fluff, just what actually works. 346 guides from the team that runs the servers.

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79 guides for “disk” · Clear search
Tutorials · 6 min read ·

How to Check and Free Up Disk Space on Linux

A full disk breaks databases, deploys and logins. Learn to find what's eating your space with df and du, and safely reclaim it — logs, caches and old kernels.

Tutorials · 6 min read ·

Essential Linux Commands Every VPS Owner Should Know

New to the command line? This is the practical toolkit — navigation, files, permissions, processes, services, networking and disk — that runs a VPS day to day.

Tutorials · 5 min read ·

How to Tune Linux Performance for a Busy Server

When traffic climbs, defaults hold you back. Tune file limits, network buffers, sysctl parameters and services to squeeze more out of your VPS.

Tutorials · 5 min read ·

How to Read and Manage Linux Logs with journalctl

systemd's journal holds nearly every log on a modern Linux server. Learn to filter, follow, and prune it with journalctl so you can debug fast.

Tutorials · 5 min read ·

How to Monitor a Linux VPS (htop, netdata and more)

You can't fix what you can't see. Learn the essential Linux monitoring tools — from quick htop checks to a full netdata dashboard with alerts.

Tutorials · 5 min read ·

How to Set Up Automated Backups on a VPS

A backup you never tested isn't a backup. Build an automated, offsite, restorable backup routine for files and databases with rsync, cron and the 3-2-1 rule.

Tutorials · 5 min read ·

How to Create a Swap File on a Linux VPS

Small VPS plans run out of RAM fast. A swap file gives the kernel breathing room and prevents the OOM killer from killing your app. Here's how to add one.

Security · 5 min read ·

How to Set Up Automatic Security Updates on Ubuntu

Unpatched software is the top cause of server compromise. Configure unattended-upgrades so security patches install themselves — safely and unattended.

Security · 5 min read ·

How to Set Up a UFW Firewall on Ubuntu

UFW makes Linux firewalling approachable. Learn to allow only the ports you need, set default-deny, rate-limit SSH, and verify your rules.

Game servers · 4 min read ·

How to Set Up a 7 Days to Die Dedicated Server

Run a persistent 7 Days to Die world that survives horde night and reboots: SteamCMD install, serverconfig.xml, port 26900, and a systemd service. Linux beats Windows here.

Game servers · 4 min read ·

ARK: Survival Ascended Server Requirements

ASA is built on Unreal Engine 5 and eats RAM like no other survival game. Here's the real RAM, CPU, and storage you need — per map and for clusters.

Game servers · 4 min read ·

How Much RAM Does a Rust Server Need?

Rust is one of the most memory-hungry survival games. Here's how much RAM you actually need by map size and player count — and why CPU matters just as much.

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