Storage Disk

Common Problems 113549

Windows Server 2012 R2 – Security event log overflow causing dropped audit events – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 4 March 2021 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 […]

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How to Use AIX System Backup with mksysb on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use AIX System Backup with mksysb on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use aix system backup with mksysb on ibm aix […]

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How to Configure Audit Subsystem on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure Audit Subsystem on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure audit subsystem on ibm aix 7.1 on IBM […]

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How to Set Up MinIO Object Storage on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up MinIO Object Storage on Oracle Linux 8

Introduction How to Set Up MinIO Object Storage on Oracle Linux 8 on Oracle Linux 8 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 […]

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How to Set Up Always On VPN Infrastructure on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up Always On VPN Infrastructure on Windows Server 2019

Introduction to Always On VPN Always On VPN (AOVPN) is Microsoft’s replacement for DirectAccess, introduced with Windows 10 and fully supported on Windows Server 2019. Unlike traditional VPN solutions where users must manually connect, Always On VPN connects automatically when the user logs in and the device detects it is not on the corporate network. […]

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Common Problems 113536

Windows Server 2012 R2 – Storport queue depth saturation causes application timeouts – Fix and Prevention

🟠 High   ⏱ 5–30 min  Last verified: 2 March 2021 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 […]

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How to Install Cassandra on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Install Cassandra on Oracle Linux 8

Introduction How to Install Cassandra on Oracle Linux 8 on Oracle Linux 8 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 […]

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Common Problems 115542

MariaDB fails to start after crash

🟡 Medium   ⏱ 5–30 min  Last verified: 28 February 2021 📖 ~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 Configure Traffic Shaping with tc on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure Traffic Shaping with tc on Oracle Linux 8

Introduction This tutorial demonstrates how to Configure Traffic Shaping with tc on Oracle Linux 8 on Oracle Linux 8. 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 8 system with […]

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How to Use Capsicum Sandboxing on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Use Capsicum Sandboxing on FreeBSD 12

Introduction FreeBSD 12 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up use capsicum sandboxing on freebsd 12 on FreeBSD 12 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. […]

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