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How to Configure GitLab CE on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure GitLab CE on FreeBSD 15

Introduction Deploying configure gitlab ce on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + ports approach […]

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How to Set Up Concourse CI on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up Concourse CI on FreeBSD 15

Introduction This guide explains how to Set Up Concourse CI on FreeBSD 15 on FreeBSD 15. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained […]

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How to Configure SSL/TLS on Nginx on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure SSL/TLS on Nginx on FreeBSD 15

Introduction Deploying configure ssl/tls on nginx on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + ports […]

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How to Manage Kernel Parameters with sysctl on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Manage Kernel Parameters with sysctl on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying manage kernel parameters with sysctl both straightforward and auditable. This tutorial covers the complete procedure for how to Manage Kernel Parameters with sysctl on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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Common Problems 116136

High CPU from kworker and System Interrupt Storms

🟡 Medium   ⏱ 5–30 min  Last verified: 14 July 2026 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]

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How to Install Loki for Log Aggregation on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Loki for Log Aggregation on RHEL 10

Introduction How to Install Loki for Log Aggregation on RHEL 10 on RHEL 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is […]

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How to Use cri-o Runtime on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Use cri-o Runtime on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying use cri-o runtime both straightforward and auditable. This tutorial covers the complete procedure for how to Use cri-o Runtime on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites You will need: […]

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How to Install Kibana on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Kibana on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install kibana both straightforward and auditable. This tutorial covers the complete procedure for how to Install Kibana on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites You will need: a registered […]

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Common Problems 116104

Ubuntu 26.04 LTS – GNOME login loop after NVIDIA driver update – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 13 July 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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How to Configure LVM on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure LVM on RHEL 10

Introduction This tutorial demonstrates how to Configure LVM on RHEL 10 on RHEL 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered RHEL 10 system with the default AppStream repositories enabled. Prerequisites […]

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