Backup Recovery

How to Install Forgejo on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Forgejo on Debian 11

Introduction This guide explains how to Install Forgejo on Debian 11 on Debian 11 Bullseye. Debian Bullseye uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 11 install with the standard repositories […]

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How to Configure Windows Admin Center Extensions on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Windows Admin Center Extensions on Windows Server 2019

Introduction to Windows Admin Center Extensions Windows Admin Center (WAC) is a browser-based management interface for Windows Server 2019 that consolidates Server Manager, Failover Cluster Manager, Hyper-V Manager, and many other tools into a single pane of glass. Its extension model allows Microsoft partners and internal teams to add custom tools, integrate third-party products, and […]

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Common Problems 116972

Ubuntu 22.04 external monitor not detected

🟡 Medium   ⏱ 5–30 min  Last verified: 1 October 2022 📖 ~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 Set Up Promtail Log Agent on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Promtail Log Agent on Debian 11

Introduction Deploying set up promtail log agent on debian 11 on a Debian 11 Bullseye 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 […]

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Common Problems 120479

Debian 11 Network Interface Missing After Reboot

🟠 High   ⏱ 5–30 min  Last verified: 30 September 2022 Affected versions: Debian 11 📖 ~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 117074

Ubuntu 22.04 LTS TLS Certificate Errors from Outdated CA Store

🟡 Medium   ⏱ 5–30 min  Last verified: 30 September 2022 📖 ~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 Install Docker CE on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Docker CE on Debian 9

Introduction How to Install Docker CE on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch 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 9. This […]

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Gentoo Linux — dev-db/percona-xtrabackup — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-db/percona-xtrabackup — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202408-15 Related CVEs: CVE-2022-25834 CVE-2022-26944 Upstream summary: Multiple vulnerabilities have been discovered in Percona XtraBackup. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & […]

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How to Set Up Suricata IDS/IPS on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Suricata IDS/IPS on Debian 11

Introduction This guide explains how to Set Up Suricata IDS/IPS on Debian 11 on Debian 11 Bullseye. Debian Bullseye uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 11 install with the […]

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Common Problems 114603

RHEL 9 NFS mount unavailable after boot sequence

🟡 Medium   ⏱ 5–30 min  Last verified: 29 September 2022 📖 ~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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