DNS

How to Configure Resource Limits in Kubernetes on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Configure Resource Limits in Kubernetes on CentOS Stream 10

Introduction How to Configure Resource Limits in Kubernetes 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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Ubuntu 18.04 — bind9 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — bind9 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 23 February 2025 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6909-2 Related CVEs: CVE-2024-1737 CVE-2024-1975 CVE-2023-50387 CVE-2023-50868 CVE-2023-3341 CVE-2023-2828 CVE-2022-2795 CVE-2022-2881  +12 more Upstream summary: USN-6909-1 fixed several vulnerabilities in Bind. This update provides the corresponding update for Ubuntu 18.04 […]

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How to Set Up SolarWinds Monitoring Agent on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Set Up SolarWinds Monitoring Agent on Windows Server 2025

How to Set Up SolarWinds Monitoring Agent on Windows Server 2025 SolarWinds offers two primary agent-based monitoring paths for Windows Server environments: N-central / N-able RMM for managed service provider workflows, and SolarWinds Orion / Server & Application Monitor (SAM) for enterprise network and application monitoring. Both rely on lightweight agents installed directly on monitored […]

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How to Use Podman Compose on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Use Podman Compose on CentOS Stream 10

Introduction Setting up use podman compose 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 Use Podman Compose on CentOS Stream 10, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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Common Problems 114575

RHEL 9: mdadm RAID Array Degraded

🟡 Medium   ⏱ 5–30 min  Last verified: 22 February 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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How to Enable HTTP/2 in Nginx on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Enable HTTP/2 in Nginx on CentOS Stream 10

Introduction This tutorial demonstrates how to Enable HTTP/2 in Nginx 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 the […]

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How to Set Up iSCSI Initiator to Connect to SAN Storage on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Set Up iSCSI Initiator to Connect to SAN Storage on Windows Server 2025

How to Set Up iSCSI Initiator to Connect to SAN Storage on Windows Server 2025 Internet Small Computer Systems Interface (iSCSI) is a storage networking protocol that encapsulates SCSI commands over TCP/IP, allowing Windows Server 2025 to use block-level storage from a SAN (Storage Area Network) or NAS device over standard Ethernet infrastructure. Unlike Fibre […]

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Oracle Linux 8 — bind9.16 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — bind9.16 — vulnerability — patch and remediation guide (ELSA-2025-1676)

🟠 High   ⏱ 15–60 min  Last verified: 19 February 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-1676 Related CVEs: CVE-2024-11187 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 Install Netdata on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Install Netdata on CentOS Stream 10

Introduction How to Install Netdata 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 127009

CentOS Stream 10 – Common Problem 155 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 16 February 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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