chris

Common Problems 117922

dpkg Interrupted, You Must Manually Run dpkg –configure -a

🟡 Medium   ⏱ 5–30 min  Last verified: 17 March 2021 📖 ~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 112533

Windows Server 2019 — Asymmetric routing through multi-homed NICs triggers firewall state drops — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 17 March 2021 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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Oracle Linux 8 — tracepath6 does not parse destination IPv6 address correctly — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — tracepath6 does not parse destination IPv6 address correctly

🟠 High   ⏱ 5–30 min  Last verified: 17 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug 29540588 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 […]

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How to Set Up IBM Spectrum Scale (GPFS) on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Set Up IBM Spectrum Scale (GPFS) on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to set up ibm spectrum scale (gpfs) on ibm aix […]

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Ubuntu 18.04 — gsl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — gsl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 March 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6472-1 Related CVEs: CVE-2020-35357 Upstream summary: It was discovered that GNU Scientific Library incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially […]

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How to Configure pgBouncer on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure pgBouncer on Oracle Linux 8

Introduction How to Configure pgBouncer on Oracle Linux 8 on Oracle Linux 8 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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How to Use IBM Tivoli Access Manager on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Use IBM Tivoli Access Manager on IBM AIX 7.2

Introduction IBM AIX 7.2 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use ibm tivoli access manager on ibm aix 7.2 […]

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Ubuntu 20.04で認証局(CA)をセットアップおよび設定する方法 — step-by-step Linux tutorial on Progressive Robot

Ubuntu 20.04で認証局(CA)をセットアップおよび設定する方法

Ubuntu 20.04で実行するプライベート認証局は、クライアントとサーバー間の暗号化された接続を必要とするプログラムを設定、テスト、および実行できます。プライベートCAを使用して、インフラストラクチャ内のユーザー、サーバー、または個々のプログラムとサービスの証明書を発行できます。プライベートCAは、すべての開発、ステージング、および本番環境で同様のアーキテクチャと設定を使用できるようにするのに役立ちます。

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