Backup Recovery

How to Configure OpenVAS Vulnerability Scanner on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure OpenVAS Vulnerability Scanner on Debian 13

  • October 23, 2025
  • Linux
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Introduction Deploying configure openvas vulnerability scanner on a Debian 13 Trixie machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before you begin, ensure you […]

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Common Problems 116444

Ubuntu 24.04 LTS – DNS resolution fails with systemd-resolved issues – Fix & Prevention

  • October 23, 2025
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 23 October 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 124020

Chrony Time Drift Causes Kerberos Authentication Failures

🟠 High   ⏱ 5–30 min  Last verified: 23 October 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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Common Problems 111162

Windows Server 2025 — ‘Configuring Windows Updates’ hung at 35% after cumulative update — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 23 October 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 Run Rootless Containers with Podman on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Run Rootless Containers with Podman on Debian 13

  • October 23, 2025
  • Linux
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Introduction Debian 13 Trixie is built around the ethos of stability and free software. Setting up run rootless containers with podman on Trixie leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Trixie freeze. Follow each step carefully and the resulting […]

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How to Configure auditd on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure auditd on Debian 13

  • October 22, 2025
  • Linux
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Introduction Deploying configure auditd on a Debian 13 Trixie machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will need a registered Debian 13 […]

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Common Problems 113964

RHEL 10 – firewalld Rules Not Persisting Across Reload – Policy Repair

  • October 22, 2025
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 22 October 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 Configure Swap Space on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure Swap Space on Debian 13

  • October 22, 2025
  • Linux
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Introduction How to Configure Swap Space on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. This […]

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How to Install and Configure Apache HTTPD on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install and Configure Apache HTTPD on RHEL 10

  • October 21, 2025
  • Linux
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Introduction Setting up install and configure apache httpd on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install and Configure Apache HTTPD on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]

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Common Problems 127132

CentOS Stream 10 – Common Problem 142 – Diagnosis and Fix

  • October 21, 2025
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 21 October 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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