Logging Monitoring

SLES 12 — libgnome-autoar — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libgnome-autoar — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 July 2020 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:0664-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-36241 Upstream summary: autoar-extractor.c in GNOME gnome-autoar through 0.2.4, as used by GNOME Shell, Nautilus, and other software, allows Directory Traversal during extraction because it […]

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How to Install Windows Admin Center on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Install Windows Admin Center on Windows Server 2016

How to Configure Windows Server 2016 Windows Admin Center Windows Admin Center is a modern, browser-based management platform developed by Microsoft that brings together a comprehensive set of tools for managing Windows Server 2016 and later versions. It can be installed on a Windows Server or a Windows 10/11 workstation and provides a unified console […]

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How to Use PowerShell for Automated Deployments on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Use PowerShell for Automated Deployments on Windows Server 2012 R2

How to Use PowerShell for Automated Deployments on Windows Server 2012 R2 PowerShell is the native automation language of Windows Server, and on Windows Server 2012 R2 with PowerShell 4.0, it provides a comprehensive toolkit for building reliable automated deployment pipelines. Unlike third-party deployment tools, PowerShell deployments require no additional software licenses, integrate directly with […]

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How to Install Fluent Bit Log Forwarder on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Fluent Bit Log Forwarder on Debian 10

Introduction How to Install Fluent Bit Log Forwarder on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster 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 […]

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How to Configure Network Bonding and Teaming on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure Network Bonding and Teaming on RHEL 8

Network bonding and teaming both combine multiple physical network interfaces into a single logical link, providing redundancy, increased throughput, or both. On RHEL 8, NetworkManager is the recommended way to configure both technologies using the nmcli command-line tool — no manual edits to legacy ifcfg files required. This tutorial covers creating an active-backup bond with […]

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Common Problems 121591

Debian 9 – mdadm RAID Degraded and Rebuild Stalled – Safe Recovery

🟠 High   ⏱ 5–30 min  Last verified: 20 July 2020 Affected versions: Debian 9 📖 ~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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openSUSE Tumbleweed — libraw20 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libraw20 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2018-10528 CVE-2018-10529 CVE-2017-14265 CVE-2017-6886 CVE-2017-6887 CVE-2017-6890 CVE-2020-15503 CVE-2017-14348  +4 more Upstream summary: An issue was discovered in LibRaw 0.18.9. There is a stack-based buffer overflow […]

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Common Problems 117987

Ubuntu 18.04 Disk Full from Unbounded Journald Logs

🟡 Medium   ⏱ 5–30 min  Last verified: 20 July 2020 📖 ~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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Common Problems 115436

RHEL 7 journalctl Growth Filling Persistent Log Storage

🟡 Medium   ⏱ 5–30 min  Last verified: 20 July 2020 Affected versions: RHEL 7 📖 ~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 112434

Windows Server 2019 — Kerberos token bloat causes logon failure for users in many groups — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 July 2020 Affected versions: Windows Server 2019 📖 ~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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