October 2020 - Page 37 of 69

Common Problems 113036

Windows Server 2016 Storage Replica Backlog Growth During Peak Write Periods – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 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 112423

Windows Server 2019 — DNS scavenging removes active records due to aging configuration drift in AD-integrated zones — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 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 — python39:3.9 and python39-devel:3.9 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python39:3.9 and python39-devel:3.9 — vulnerability — patch and remediation guide (ELSA-2022-7592)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7592 Related CVEs: CVE-2015-20107 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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What Is a Server? — step-by-step DevOps tutorial on Progressive Robot

What Is a Server?

A server is a computer program or device that provides services or resources requested by other programs or devices, known as clients. A server may have many clients at once, or a single client can use multiple servers. Servers also offer a variety of functions, ranging from website and web application hosting, to providing shared disk access, printer connections, and database services.

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Recommended Steps to Secure a Kubernetes Cluster — step-by-step Kubernetes tutorial on Progressive Robot

Recommended Steps to Secure a Kubernetes Cluster

In this guide, you will take basic steps to secure your Kubernetes cluster. You will configure secure local authentication with TLS/SSL certificates, grant permissions to local users with Role-based access controls (RBAC), grant permissions to Kubernetes applications and deployments with service accounts, and set up resource limits with the ResourceQuota and LimitRange admission controllers.

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How to Configure SELinux Targeted Policy on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure SELinux Targeted Policy on Oracle Linux 8

Introduction This tutorial demonstrates how to Configure SELinux Targeted Policy on Oracle Linux 8 on Oracle Linux 8. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 8 system with the […]

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How To Navigate Between Views with Vue Router — step-by-step Javascript tutorial on Progressive Robot

How To Navigate Between Views with Vue Router

With single-page applications, every page or view is rendered within one HTML page. User interface (UI) frameworks like Vue.js render these pages and components when needed through the use of a Virtual DOM. In Vue.js, you can create several views using the first-party library Vue Router. This router makes an association with a view to a URL. In this tutorial, you are going to learn how to add the Vue Router library, integrate it into your project, and create dynamically generated routes.

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