Introduction Setting up configure alertmanager on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure AlertManager on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]
How to Monitor IIS Performance with Counters on Windows Server 2022 IIS on Windows Server 2022 exposes a rich set of performance counters through the Windows Performance Counter infrastructure. Monitoring these counters is essential for diagnosing slow response times, high CPU usage, request queue buildup, and memory pressure in web applications. This guide covers the […]
Introduction This tutorial demonstrates how to Install MySQL 8 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 […]
🔴 Critical ⏱ 5–30 min Last verified: 14 April 2023 Affected versions: Ubuntu 20.04 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 […]
How to Set Up Windows Server 2016 Windows Server Update Services Windows Server Update Services (WSUS) allows organizations to centrally manage and distribute Microsoft updates to servers and workstations on the internal network. Instead of each machine downloading updates independently from Microsoft Update servers on the internet, WSUS acts as a local update repository that […]
Introduction to Microsoft Advanced Threat Analytics Microsoft Advanced Threat Analytics (ATA) is an on-premises platform designed to detect advanced cyberattacks and insider threats targeting Active Directory environments. ATA analyzes network traffic from domain controllers, Windows event logs, and SIEM data to build a behavioral baseline for users, devices, and resources, then alerts when anomalous activity […]
Introduction How to Configure Oracle Linux 9 for Oracle RAC 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 […]
Introduction to SolarWinds Monitoring on Windows Server 2022 SolarWinds is one of the most widely deployed network and systems monitoring platforms in enterprise environments. Two primary SolarWinds products apply to Windows Server 2022 monitoring: SolarWinds Server & Application Monitor (SAM), which is part of the SolarWinds Orion platform and focuses on server and application performance, […]
GitHub Actions self-hosted runners allow running GitHub Actions CI/CD workflows on your own infrastructure instead of GitHub’s shared runners. This is essential when workflows need to: access private network resources (internal databases, Docker registries, Kubernetes clusters), use specialised hardware (GPUs, large memory), comply with data residency requirements, or reduce GitHub Actions billing costs for high-volume […]
How to Install Packer for Machine Image Automation on RHEL 7 Packer, developed by HashiCorp, is an open-source tool that enables you to create identical machine images for multiple platforms from a single source configuration. Whether you are building AMIs for AWS, OVA files for VMware, or disk images for on-premises hypervisors, Packer automates the […]
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