🔴 Critical ⏱ 5–30 min Last verified: 29 July 2023 Affected versions: Debian 12 📖 ~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 & […]
Introduction to Monitoring Windows Server 2022 with Prometheus Prometheus is a pull-based metrics system that scrapes HTTP endpoints at configured intervals and stores time-series data for querying and alerting. The windows_exporter (formerly wmi_exporter) is the standard Prometheus exporter for Windows Server, exposing hundreds of metrics covering CPU, memory, disk, network, IIS, services, and more. This […]
Introduction to Disk Management on Windows Server 2022 Managing storage effectively is one of the most critical responsibilities for any Windows Server administrator. Windows Server 2022 provides two primary tools for disk management: the graphical Disk Management console (diskmgmt.msc) and PowerShell cmdlets from the Storage module. Together they give you full control over physical disks, […]
Introduction This tutorial demonstrates how to Secure MySQL on Oracle Linux 9 on Oracle Linux 9. 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 Oracle Linux 9 system with the default AppStream […]
Introduction How to Automate Oracle Linux 9 Deployment with Kickstart on Oracle Linux 9 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 […]
How to Configure Distributed File System (DFS) on Windows Server 2022 The Distributed File System (DFS) in Windows Server 2022 is a set of client and server services that allow administrators to organize shared folders located on different servers into a single logical namespace. Users navigate a single virtual path (such as \contoso.comsharesHR) without needing […]
🟡 Medium ⏱ 5–30 min Last verified: 21 July 2023 Affected versions: Windows Server 2022 📖 ~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 […]
🟡 Medium ⏱ 5–30 min Last verified: 21 July 2023 📖 ~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 […]
Introduction Hyper-V checkpoints (previously called snapshots) allow you to capture the state of a virtual machine at a specific point in time and later revert to that state if needed. On Windows Server 2022, Hyper-V offers two checkpoint types — Standard and Production — each designed for different use cases. The PowerShell-based management tools for […]
Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying set up podman on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up Podman on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]
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