Cpu Memory

Common Problems 111671

Windows Server 2022 — IIS Worker Process (w3wp.exe) memory leak growing to 4GB on Server 2022 — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 12 April 2023 Affected versions: Windows Server 2022 📖 ~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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How to Configure Multipath I/O on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure Multipath I/O on Oracle Linux 9

Introduction How to Configure Multipath I/O on Oracle Linux 9 on Oracle Linux 9 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 […]

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Common Problems 117953

Ubuntu 18.04 LTS swap thrashing causes severe slowdown

🟡 Medium   ⏱ 5–30 min  Last verified: 11 April 2023 📖 ~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 Install Memcached on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Install Memcached on Oracle Linux 9

Introduction How to Install Memcached on Oracle Linux 9 on Oracle Linux 9 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 Install PHP 8.3 on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Install PHP 8.3 on Oracle Linux 9

Introduction This tutorial demonstrates how to Install PHP 8.3 on Oracle Linux 9 on Oracle Linux 9. 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 9 system with the default […]

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How to Configure PHP Session Handling on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure PHP Session Handling on Oracle Linux 9

Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying configure php session handling on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure PHP Session Handling on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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How to Set Up Cockpit Web Console on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up Cockpit Web Console on Oracle Linux 9

Introduction Setting up set up cockpit web console on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up Cockpit Web Console on Oracle Linux 9, with all the commands you need, the SELinux and firewalld […]

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How to Configure Windows Server 2022 DNS Security — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Windows Server 2022 DNS Security

How to Install SQL Server on Windows Server 2022 Microsoft SQL Server is one of the most widely deployed relational database management systems in enterprise environments. Installing SQL Server on Windows Server 2022 involves selecting the correct edition for your workload, preparing the server, running the installer, and validating the installation. This guide walks through […]

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How to Configure Software RAID on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure Software RAID on Oracle Linux 9

Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying configure software raid on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Software RAID on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]

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Common Problems 117568

Ubuntu 20.04 LTS – high CPU from kswapd0 due to memory pressure

🟠 High   ⏱ 5–30 min  Last verified: 4 April 2023 Affected versions: Ubuntu 20.04 LTS Ubuntu 20.04 Ubuntu 20.04.6 📖 ~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 […]

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