Kernel Drivers

Oracle Linux 9 — kernel — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel — security and stability fixes — required update (ELSA-2023-1703)

🟠 High   ⏱ 15–60 min  Last verified: 5 August 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-1703 Related CVEs: CVE-2023-0386 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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Common Problems 124158

Oracle Linux 10 – tuned profile drift reduces throughput and stability – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 5 August 2025 Affected versions: Oracle Linux 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 CentOS Stream 10 for Machine Learning — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Configure CentOS Stream 10 for Machine Learning

Introduction How to Configure CentOS Stream 10 for Machine Learning 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 […]

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How to Set Up a Certificate Authority with OpenSSL on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Set Up a Certificate Authority with OpenSSL on Oracle Linux 10

Introduction Oracle Linux 10 ships with a stable, security-hardened base that makes deploying set up a certificate authority with openssl on oracle linux 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up a Certificate Authority with OpenSSL on Oracle Linux 10, including dnf module streams where applicable, systemd […]

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Common Problems 111229

Windows Server 2025 — Failover cluster witness resource lost quorum after file share deletion — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 5 August 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 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel — vulnerability — patch and remediation guide (ELSA-2025-14438)

🟡 Medium   ⏱ 10–30 min  Last verified: 5 August 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-14438 Related CVEs: CVE-2025-22058 CVE-2025-38200 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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Common Problems 111060

Windows Server 2025 — BITS service stuck in stopping state blocking Windows Update — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 5 August 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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How to Tune Kernel Parameters with sysctl on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Tune Kernel Parameters with sysctl on CentOS Stream 10

Introduction How to Tune Kernel Parameters with sysctl 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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How to Secure MySQL on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Secure MySQL on Oracle Linux 10

Introduction Oracle Linux 10 ships with a stable, security-hardened base that makes deploying secure mysql on oracle linux 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Secure MySQL on Oracle Linux 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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How to Set Up a Bond Network Interface on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up a Bond Network Interface on CentOS Stream 10

Introduction CentOS Stream 10 ships with a stable, security-hardened base that makes deploying set up a bond network interface on centos stream 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up a Bond Network Interface on CentOS Stream 10, including dnf module streams where applicable, systemd unit management, […]

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