Boot Startup

How to Set Up Puppet Agent on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up Puppet Agent on CentOS Stream 10

Introduction How to Set Up Puppet Agent on CentOS Stream 10 on CentOS Stream 10 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 […]

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Amazon Linux 2023 — aws-cfn-bootstrap — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — aws-cfn-bootstrap — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2025-1303 Related CVEs: CVE-2024-47081 CVE-2024-35195 CVE-2025-15467 CVE-2025-69419 CVE-2025-69420 CVE-2025-69421 Upstream summary: Requests is a HTTP library. Due to a URL parsing issue, Requests releases prior to 2.32.4 may leak .netrc […]

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How to Configure LVM on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Configure LVM on CentOS Stream 10

Introduction How to Configure LVM on CentOS Stream 10 on CentOS Stream 10 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 114512

RHEL 9 Service Starts Manually but Not on Boot

🟡 Medium   ⏱ 5–30 min  Last verified: 7 May 2025 📖 ~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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Ubuntu 18.04 — twitter-bootstrap3 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — twitter-bootstrap3 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 May 2025 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7556-1 Related CVEs: CVE-2024-6484 CVE-2024-6531 CVE-2024-6485 Upstream summary: It was discovered that Bootstrap did not correctly sanitize certain input in the carousel component. An attacker could possibly use this issue […]

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How to Configure Custom Metrics with Prometheus on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Configure Custom Metrics with Prometheus on CentOS Stream 10

Introduction This tutorial demonstrates how to Configure Custom Metrics with Prometheus on CentOS Stream 10 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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How to Set Up Terraform on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up Terraform on CentOS Stream 10

Introduction Setting up set up terraform 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 Set Up Terraform on CentOS Stream 10, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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How to Set Up Istio Service Mesh on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up Istio Service Mesh on CentOS Stream 10

Introduction How to Set Up Istio Service Mesh on CentOS Stream 10 on CentOS Stream 10 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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Common Problems 127012

CentOS Stream 10 – Common Problem 130 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 4 May 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 Install and Configure PHP in IIS on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Install and Configure PHP in IIS on Windows Server 2025

How to Install and Configure PHP in IIS on Windows Server 2025 While ASP.NET is the native application framework for IIS, Windows Server 2025 can also serve PHP applications with excellent performance by using IIS’s FastCGI handler. FastCGI keeps PHP worker processes alive between requests, eliminating the per-request startup overhead of traditional CGI and making […]

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