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Common Problems 127072

CentOS Stream 10 – Common Problem 136 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 5 July 2025 Affected versions: CentOS Stream 10 📖 ~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 Configure PHP-FPM on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Configure PHP-FPM on CentOS Stream 10

Introduction Setting up configure php-fpm on centos stream 10 on a CentOS Stream 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure PHP-FPM on CentOS Stream 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]

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Common Problems 116590

Ubuntu 24.04 LTS – pip install fails with externally-managed-environment – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 5 July 2025 Affected versions: Ubuntu 24.04 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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Common Problems 114119

RHEL 10 – multipathd reports path flapping and storage latency spikes – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 5 July 2025 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 Set Up Two-Factor Authentication (2FA) for SSH on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Install and Configure ClamAV on Ubuntu 24.04

ClamAV is a free open-source antivirus engine for detecting trojans, viruses, malware, and other malicious threats. While Linux servers are less susceptible to viruses than Windows, ClamAV is essential for scanning files from mixed environments. This guide installs ClamAV on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server […]

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How to Secure MySQL 8.0 on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Back Up and Restore MySQL Databases on Ubuntu 24.04

Regular database backups are essential. This guide covers multiple methods for backing up and restoring MySQL 8.0 databases on Ubuntu 24.04 LTS — from simple mysqldump exports to automated cron jobs. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server with MySQL 8.0 installed A user with sudo privileges Step 1 – […]

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How to Set Up a CentOS Stream 10 Template in VMware — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up a CentOS Stream 10 Template in VMware

Introduction This tutorial demonstrates how to Set Up a CentOS Stream 10 Template in VMware on CentOS Stream 10. 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 CentOS Stream 10 system with […]

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Common Problems 114046

RHEL 10 NFS Mount Hangs During Boot

🟠 High   ⏱ 5–30 min  Last verified: 4 July 2025 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 Gitea on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Gitea on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install gitea both straightforward and auditable. This tutorial covers the complete procedure for how to Install Gitea on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites The procedure assumes you are […]

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Oracle Linux 9 — sssd — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — sssd — vulnerability — patch and remediation guide (ELSA-2025-20954)

🟠 High   ⏱ 15–60 min  Last verified: 4 July 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-20954 Related CVEs: CVE-2025-11561 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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