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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10 guides for “htop” in Tutorials · Clear search
Tutorials · 6 min read ·

How to Set Up Health Checks and Auto-Restart for Services

Services crash. With systemd restart policies, watchdogs and simple health checks, yours come back automatically instead of staying down until you notice.

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 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.

Tutorials · 4 min read ·

How to Run Staging and Production on One VPS

Host both a staging and production environment on a single VPS: separate directories, ports, subdomains, databases, and Nginx server blocks.

Tutorials · 3 min read ·

How to monitor server resources on Linux

Know what your VPS is doing. Learn the essential commands for CPU, memory, disk and network, plus lightweight tools to watch usage over time.

Tutorials · 2 min read ·

The first 10 minutes on a new VPS

A fresh server needs a few essential steps before you do anything else. This checklist walks through updates, a sudo user, SSH keys, a firewall and the basics — fast.

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