Storage Disk

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

How to Install Composer on Oracle Linux 8

Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying install composer on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Install Composer on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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Common Problems 118049

Ubuntu 18.04 LTS MySQL Refuses to Start After Crash Recovery

🟠 High   ⏱ 5–30 min  Last verified: 4 February 2021 Affected versions: 18.04 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 & […]

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How to Set Up PHP-FPM Process Management on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up PHP-FPM Process Management on Oracle Linux 8

Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying set up php-fpm process management on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up PHP-FPM Process Management on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the […]

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

How to Install SaltStack on Oracle Linux 8

Introduction How to Install SaltStack 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 117497

Ubuntu 20.04 LTS – journal logs fill root filesystem unexpectedly – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 2 February 2021 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 […]

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How to Mount NFS Shares at Boot on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Mount NFS Shares at Boot on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up mount nfs shares at boot on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]

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How to Configure syslog-ng on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure syslog-ng 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 configure syslog-ng 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. This […]

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Common Problems 119083

Ubuntu 14.04 LTS high iowait and system slowdown

🟡 Medium   ⏱ 5–30 min  Last verified: 31 January 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 AIX Fast Connect (SMB) on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure AIX Fast Connect (SMB) on IBM AIX 7.2

Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure aix fast connect (smb) on ibm aix 7.2 […]

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How to Configure System Center Virtual Machine Manager on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure System Center Virtual Machine Manager on Windows Server 2016

How to Configure Windows Server 2016 Virtual Machine Manager System Center Virtual Machine Manager (VMM) is Microsoft’s centralized management platform for virtualized infrastructure. VMM provides a unified interface for managing Hyper-V hosts, VMware vSphere environments, storage fabrics, and private cloud resources built on Windows Server 2016. With VMM you can deploy and migrate virtual machines, […]

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