October 2020 - Page 11 of 62

Common Problems 118399

Ubuntu 16.04 LTS apt Lock Contention During Maintenance

🟡 Medium   ⏱ 5–30 min  Last verified: 26 October 2020 Affected versions: 16.04 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 115557

yum Update Fails on GPG Signature Verification

🟡 Medium   ⏱ 5–30 min  Last verified: 26 October 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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How to Configure IPv6 on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Configure IPv6 on SLES 15

Introduction This tutorial covers How to Configure IPv6 on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: zypper refresh && […]

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Debian 10 — influxdb — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — influxdb — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 October 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-20933 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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Common Problems 112929

Windows Server 2016 – Cluster Shared Volume remains in redirected mode – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 26 October 2020 Affected versions: Windows Server 2016 📖 ~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 112638

Windows Server 2019 — Patch Compliance Drift Caused by Disabled UsoSvc and WaaSMedic — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 26 October 2020 Affected versions: Windows Server 2019 📖 ~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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How to Secure PostgreSQL on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Secure PostgreSQL on Oracle Linux 8

Introduction How to Secure PostgreSQL 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 Keep Ubuntu 20.04 Servers Updated — step-by-step Linux tutorial on Progressive Robot

How to Keep Ubuntu 20.04 Servers Updated

the cloud provider makes it possible for you to run as many droplets as you need for a project with one click. However, it’s more straightforward to deploy a server than it is to maintain one, and as you scale up your infrastructure, and droplets end up having longer project lifespans than you originally envisioned, you may find that you have some unanswered questions about maintenance. There are many steps you can take to ensure your servers will continue to work securely without future intervention.

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