Introduction to Storage Spaces Direct on Windows Server 2019 Storage Spaces Direct (S2D) is a feature in Windows Server 2019 that enables you to build highly available and scalable software-defined storage using local storage drives. It replaces the need for expensive shared SAN or NAS hardware by pooling internal drives across multiple servers into a […]
How to Configure Network Bonding and Teaming on RHEL 7 Network link aggregation allows multiple physical network interfaces to be combined into a single logical interface, providing increased throughput and fault tolerance. RHEL 7 supports two distinct kernel-level mechanisms for achieving this: the older bonding driver, which has been part of the Linux kernel for […]
🟡 Medium ⏱ 5–30 min Last verified: 11 July 2019 📖 ~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 […]
🟠 High ⏱ 5–30 min Last verified: 11 July 2019 Affected versions: Windows Server 2012 R2 📖 ~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 […]
Introduction to Active Directory Backup and Recovery Active Directory is the identity foundation of your Windows environment. Domain controllers store the AD database (NTDS.DIT), SYSVOL folder, and the Registry System State. A comprehensive backup and recovery strategy must account for all three components. Windows Server 2019 includes Windows Server Backup (wbadmin) as a built-in tool […]
How to Register a GitHub Actions Self-Hosted Runner on RHEL 7 GitHub Actions is a CI/CD platform built directly into GitHub, and while GitHub provides hosted runners for common workflows, there are many scenarios where you need to run workflows on your own infrastructure: accessing internal services not exposed to the internet, using specific hardware […]
Introduction to Azure Backup for Windows Server 2019 Azure Backup is Microsoft’s cloud-native backup service that extends data protection to Windows Server 2019 without the need to manage your own offsite backup infrastructure. It stores backups in Azure Recovery Services Vaults, which provide geo-redundant storage by default. The service supports file-and-folder backups, system state backups, […]
HTTP/2 delivers significant performance improvements over HTTP/1.1 through features such as header compression, request multiplexing, and server push — all over a single TCP connection. Nginx has supported HTTP/2 since version 1.9.5, and on RHEL 8 the AppStream version of Nginx is compiled with the necessary OpenSSL support to enable it. Because browsers only implement […]
🟡 Medium ⏱ 5–30 min Last verified: 8 July 2019 📖 ~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 […]
How to Set Up Hyper-V Live Migration on Windows Server 2012 R2 Hyper-V Live Migration allows a running virtual machine to be moved from one Hyper-V host to another with no perceptible downtime — typically under a second of network interruption. This capability is essential for performing host maintenance, balancing VM workloads across servers, and […]
