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How to Configure GitLab CI/CD Pipelines on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure GitLab CI/CD Pipelines on RHEL 8

GitLab CI/CD is built directly into the GitLab platform, making it straightforward to automate builds, tests, and deployments without installing a separate CI server. Pipelines are defined in a .gitlab-ci.yml file committed to your repository, and they execute on GitLab Runners — lightweight agents that can run on bare metal, virtual machines, or inside Docker […]

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How to Install Debian 11 Bullseye on a Server — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Debian 11 Bullseye on a Server

Introduction Deploying install debian 11 bullseye on a server on a Debian 11 Bullseye machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before you […]

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How to Automate Debian 12 Server Provisioning with Ansible — step-by-step Debian 12 tutorial on Progressive Robot

How to Automate Debian 12 Server Provisioning with Ansible

Introduction This guide explains how to Automate Debian 12 Server Provisioning with Ansible on Debian 12 Bookworm. Debian Bookworm uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 12 install with the […]

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How to Install GitLab CE on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install GitLab CE on RHEL 8

GitLab Community Edition is a full-featured, self-hosted DevOps platform combining Git repository management, issue tracking, CI/CD pipelines, and a container registry in a single application. Running GitLab CE on RHEL 8 gives you complete control over your source code and pipeline infrastructure without relying on third-party SaaS providers. This tutorial covers installing GitLab CE from […]

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How to Configure Nginx as a TCP/UDP Load Balancer on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure Nginx as a TCP/UDP Load Balancer on Debian 12 (DEBIAN-12-2)

Introduction How to Configure Nginx as a TCP/UDP Load Balancer on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ […]

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How to Configure Jenkins Pipelines and Jenkinsfile on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure Jenkins Pipelines and Jenkinsfile on RHEL 8

Jenkins Pipelines allow you to define your entire build, test, and deployment workflow as code stored alongside your application. On RHEL 8 with Jenkins already installed, the Declarative Pipeline syntax offers a structured, human-readable format that is easy to maintain and review. This tutorial covers creating a Pipeline job in the Jenkins UI, writing a […]

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How to Configure Netplan on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure Netplan on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up configure netplan on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully and the resulting […]

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How to Install Jenkins on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Jenkins on RHEL 8

Jenkins is the most widely used open-source automation server for building, testing, and deploying software. On Red Hat Enterprise Linux 8, setting up Jenkins provides a stable CI foundation backed by enterprise-grade OS support. This tutorial walks through installing Jenkins on RHEL 8 using the official package repository, configuring the firewall, and completing the initial […]

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How to Install Keepalived for High Availability on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install Keepalived for High Availability on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up install keepalived for high availability on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully […]

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How to Set Up a Kubernetes Dashboard on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Set Up a Kubernetes Dashboard on RHEL 8

The Kubernetes Dashboard is a web-based UI that gives cluster operators a visual overview of workloads, services, namespaces, and resource utilization without dropping into kubectl for every task. On RHEL 8 with a running Kubernetes cluster, deploying the dashboard takes only a few kubectl commands. This tutorial covers installation, creating a service account with the […]

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