Guides and How Tos
Creating a New Sudo User on VzLinux
Step-by-step guide to creating a non-root user with sudo access on VzLinux, using the wheel group - the same RHEL-family pattern as AlmaLinux and…
15 November 2024 4 min read
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VPS
Guides for running your own server on an unmanaged VPS, where you have full root access.
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Guides and How Tos
What is VzLinux, and when would you pick it over AlmaLinux or Rocky?
VzLinux is a free, RHEL-compatible distro maintained by Virtuozzo. We look at what it's for, and when it makes more sense than the mainstream…
12 November 2024 3 min read
Guides and How Tos
Zero-downtime kernel patching with Ksplice
Ksplice patches a running Linux kernel without a reboot. Here's what it can and can't do, how to use it on Oracle Linux, and…
8 November 2024 4 min read
Guides and How Tos
Creating a new sudo user on Oracle Linux
A step-by-step guide to creating a non-root user with sudo privileges on Oracle Linux, and verifying it actually works before you log out of…
5 November 2024 3 min read
Guides and How Tos
What is Oracle Linux, and is the “Unbreakable” branding just marketing?
Oracle Linux is a free, RHEL-compatible distro with an optional custom kernel. We look at what UEK and Ksplice actually do, and whether the…
1 November 2024 4 min read
Guides and How Tos
Creating a new sudo user on Rocky Linux
A step-by-step guide to creating a non-root user with sudo privileges on Rocky Linux, and verifying it actually works before you log out of…
29 October 2024 3 min read
AlmaLinux
AlmaLinux vs Rocky Linux: what’s actually different
Both are free, 1:1 RHEL rebuilds. We compare governance, history and day-to-day differences honestly - and tell you when the choice actually matters.
25 October 2024 5 min read
AlmaLinux
SELinux basics: what it blocks and how to work with it, not around it
A practical guide to SELinux on AlmaLinux - the three modes, how to diagnose a denial properly, and why the fix is almost never…
22 October 2024 6 min read
AlmaLinux
Creating a new sudo user on AlmaLinux
How to create a non-root user with sudo access on AlmaLinux using useradd, passwd, and the wheel group - and how to verify it…
18 October 2024 3 min read
AlmaLinux
Initial server setup checklist on AlmaLinux
The essential first steps for a fresh, unmanaged AlmaLinux VPS - updates, a sudo user, locked-down SSH, firewalld, and automatic security updates.
15 October 2024 3 min read
AlmaLinux
What is AlmaLinux, and what’s it best for?
AlmaLinux is the free, community-run RHEL rebuild that replaced CentOS. Here's its history, who maintains it, and why it's a solid default for a…
11 October 2024 4 min read
AlmaLinux
Managing Services with systemd: A Practical Guide
How to start, stop, enable, and troubleshoot services on RHEL-family Linux using systemctl and journalctl, with a worked example using nginx.
8 October 2024 5 min read
AlmaLinux
firewalld Basics on RHEL-Family Linux
A practical introduction to firewalld - zones, services, and ports - with the firewall-cmd commands you need to open ports safely on a new…
4 October 2024 5 min read
AlmaLinux
Managing Packages with dnf: A Practical Guide for RHEL-Family Linux
Learn the dnf commands you'll actually use on a RHEL-family VPS - installing, removing, updating, searching, undoing mistakes, and automating security updates.
1 October 2024 6 min read
Information
SSH Keys: Choosing RSA or Ed25519
SSH, or Secure Shell keys have a critical role in modern authentication and encryption when establishing secure connections. By utilising advanced mathematical functions SSH…
13 November 2023 4 min read
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