Boot Startup

Common Problems 124149

Oracle Linux 10 – kernel soft lockup warnings under sustained CPU pressure – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 13 October 2025 Affected versions: Oracle Linux 10 📖 ~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 […]

Read more
Common Problems 123995

Oracle Linux 10 – NetworkManager service not starting after config drift – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 13 October 2025 Affected versions: Oracle Linux 10 📖 ~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 […]

Read more
How to Set Up a BIND9 DNS Server on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Set Up a BIND9 DNS Server on Oracle Linux 10

Introduction How to Set Up a BIND9 DNS Server on Oracle Linux 10 on Oracle Linux 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 […]

Read more
How to Extend an LVM Logical Volume on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Extend an LVM Logical Volume on Debian 13

Introduction This guide explains how to Extend an LVM Logical Volume on Debian 13 on Debian 13 Trixie. Debian Trixie 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 13 install with […]

Read more
How to Configure Persistent Volumes in Kubernetes on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure Persistent Volumes in Kubernetes on Debian 13

Introduction Deploying configure persistent volumes in kubernetes on a Debian 13 Trixie 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 begin, ensure […]

Read more
How to Configure Persistent Journals on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure Persistent Journals on RHEL 10

Introduction Setting up configure persistent journals on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Persistent Journals on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the […]

Read more
How to Set Up HTTP/2 in Nginx on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Set Up HTTP/2 in Nginx on Debian 13

Introduction This guide explains how to Set Up HTTP/2 in Nginx on Debian 13 on Debian 13 Trixie. Debian Trixie 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 13 install with […]

Read more
How to Set Up a DevSecOps Pipeline on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Set Up a DevSecOps Pipeline on Oracle Linux 10

Introduction Setting up set up a devsecops pipeline on oracle linux 10 on a Oracle Linux 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up a DevSecOps Pipeline on Oracle Linux 10, with all the commands you need, the SELinux and firewalld […]

Read more
How to Install Redis on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Install Redis on Oracle Linux 10

Introduction How to Install Redis on Oracle Linux 10 on Oracle Linux 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 reproducible […]

Read more
How to Set Up WireGuard VPN on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Set Up WireGuard VPN on Debian 13

Introduction This guide explains how to Set Up WireGuard VPN on Debian 13 on Debian 13 Trixie. Debian Trixie 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 13 install with the […]

Read more
CHAT