November 2020 - Page 40 of 66

Debian 9 — qtbase-opensource-src — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — qtbase-opensource-src — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-15518 CVE-2020-0569 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Установка PostgreSQL в Ubuntu 20.04 [Краткое руководство] — step-by-step Linux tutorial on Progressive Robot

Установка PostgreSQL в Ubuntu 20.04 [Краткое руководство]

PostgreSQL, или Postgres, — это система управления реляционными базами данных, которая представляет собой реализацию языка запросов SQL. Она соответствует стандартам и обладает множеством передовых функций, таких…

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How to Configure Storage Tiering with Storage Spaces on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Storage Tiering with Storage Spaces on Windows Server 2019

Introduction to Storage Tiering with Storage Spaces on Windows Server 2019 Storage Tiering in Windows Server 2019 allows a single Storage Space virtual disk to span multiple classes of physical drives — such as NVMe or SSD drives for a “Performance” tier and HDD drives for a “Capacity” tier. Windows automatically moves frequently accessed (hot) […]

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Oracle Linux 8 — .NET 6.0 security and bugfix update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — .NET 6.0 security and bugfix update

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-0826 Related CVEs: CVE-2022-24464 CVE-2022-24512 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Common Problems 121638

Postfix Queue Backlog Causing Delayed Email Delivery

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 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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Common Problems 118951

Ubuntu 14.04 LTS drops to grub rescue prompt on boot

🔴 Critical   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: 14.04 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 114039

RHEL 10 – static routes disappear because nm-cloud-setup overwrites networking – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 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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