centos

Automate RHEL 9 and CentOS Stream 9 Installation on KVM Using Kickstart 0
- Infrastructure as Code, Job Automation, Linux Basics, Shell Scripting, System Administration, Virtualization, Web Servers
- July 23, 2025
Automating OS installations can save time and ensure consistency, especially when deploying multiple virtual machines. Kickstart is a tool from Red Hat that allows you to automate the installation of RHEL and its derivatives by providing a file with answers to all the installation prompts. In this guide, we’ll walk through a beginner-friendly step-by-step process to automate the installation of Red Hat Enterprise Linux 9 and CentOS Stream 9 on KVM using Kickstart. We assume you already have KVM (via libvirt/QEMU) installed and configured on your host system.
READ MORE
Running DeepSeek on Linux: A Step-by-Step Guide 1
- AI, Linux Basics, System Administration, Virtualization, Web Servers
- June 12, 2025
This guide shows how to install and run DeepSeek on Ubuntu or RHEL/CentOS using the simplest methods (Docker or prebuilt binaries). You’ll learn to download the model, run a prompt, and verify output.
READ MORE
Installing and Using Shodan CLI on Linux: A Complete Walkthrough 0
- Linux Basics, Monitoring & Logging, Networking, Security & Hardening, System Administration, Troubleshooting, Web Servers
- June 7, 2025
Shodan is a powerful search engine designed to find internet-connected devices across the globe. It goes beyond conventional search engines by enabling the discovery of specific hardware and software configurations. This guide covers installing and effectively using Shodan’s Command-Line Interface (CLI) on Linux systems including Debian-based (like Ubuntu) and CentOS/RHEL.
READ MORE

How to Investigate and Resolve SELinux Issues in Linux 0
- Best Practices & Patterns, Linux Basics, Security & Hardening, System Administration, Troubleshooting, Web Servers
- June 7, 2025
SELinux (Security-Enhanced Linux) is a powerful security feature of Red Hat Enterprise Linux and CentOS. It provides a mechanism to enforce mandatory access control policies. However, SELinux can occasionally block legitimate activities if misconfigured. Here’s how you can investigate and resolve SELinux issues effectively.
READ MORE
Installing a GLPI instance on RHEL/CentOS Linux 0
- Linux Basics, System Administration, Web Servers
- June 4, 2025
GLPI (Gestionnaire Libre de Parc Informatique) is a powerful open-source IT asset management, issue tracking, and service desk system. This guide covers the installation of GLPI on a RHEL/CentOS-based server.
READ MORE
How to Fix ‘bash: TMOUT: readonly variable’ in Linux When Connecting via sudo or SSH 0
- Linux Basics, Security & Hardening, Shell Scripting, System Administration, Troubleshooting
- November 15, 2023
How to Fix ‘bash: TMOUT: readonly variable’ in Linux When Connecting via sudo or SSH
READ MORE