Kernel Drivers

How to Install MariaDB on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Install MariaDB on CentOS Stream 10

Introduction CentOS Stream 10 ships with a stable, security-hardened base that makes deploying install mariadb on centos stream 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Install MariaDB on CentOS Stream 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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Common Problems 127011

CentOS Stream 10 – Common Problem 205 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 8 March 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 SQL Server on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Install SQL Server on Windows Server 2025

How to Install SQL Server on Windows Server 2025 SQL Server 2022 is Microsoft’s latest on-premises database engine, and Windows Server 2025 is the ideal host platform for it. The two products share the same support lifecycle, both integrate natively with Azure Arc, and Windows Server 2025’s improved storage stack and SMBDirect support allow SQL […]

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Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2025-20559)

🟠 High   ⏱ 15–60 min  Last verified: 8 March 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-20559 Related CVEs: CVE-2025-40300 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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How to Configure IIS Application Pools on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Configure IIS Application Pools on Windows Server 2025

How to Configure IIS Application Pools on Windows Server 2025 Application Pools are the fundamental isolation mechanism in IIS on Windows Server 2025. Each pool runs as a separate worker process (w3wp.exe) with its own memory space, identity, and lifecycle settings. Correctly configured application pools protect your server from a single misbehaving application crashing the […]

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Common Problems 111101

Windows Server 2025 — DISM /RestoreHealth fails with error 0x800f0831 no Windows Update source — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 8 March 2025 Affected versions: Windows Server 2025 📖 ~2 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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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2024-12813)

🟠 High   ⏱ 15–60 min  Last verified: 7 March 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12813 Related CVEs: CVE-2024-45021 CVE-2024-46757 CVE-2024-46777 CVE-2024-46780 CVE-2024-44947 CVE-2024-44987 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Oracle Linux 8 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel — vulnerability — patch and remediation guide (ELSA-2025-11455)

🟡 Medium   ⏱ 10–30 min  Last verified: 6 March 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-11455 Related CVEs: CVE-2024-50154 CVE-2025-38086 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Oracle Linux 8 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel — vulnerability — patch and remediation guide (ELSA-2025-21917)

🟡 Medium   ⏱ 10–30 min  Last verified: 5 March 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-21917 Related CVEs: CVE-2025-39697 CVE-2025-39971 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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How to Configure Apache with mod_pagespeed on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Configure Apache with mod_pagespeed on CentOS Stream 10

Introduction CentOS Stream 10 ships with a stable, security-hardened base that makes deploying configure apache with mod_pagespeed on centos stream 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Apache with mod_pagespeed on CentOS Stream 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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