Cpu Memory

How to Configure Redis Sentinel on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure Redis Sentinel on Oracle Linux 9

Introduction This tutorial demonstrates how to Configure Redis Sentinel 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 Set Up Uptime Kuma on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up Uptime Kuma on Oracle Linux 9

Introduction Setting up set up uptime kuma 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 Uptime Kuma on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to […]

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How to Set Up Remote Desktop Services on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up Remote Desktop Services on Windows Server 2022

How to Set Up Windows Server 2022 Core (Minimal Installation) Windows Server Core is a lean installation option that omits the Explorer shell, the Start menu, and most graphical management tools. The result is a server with a dramatically reduced attack surface, lower memory footprint, fewer patches required per month, and — critically — fewer […]

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How to Monitor MySQL with Percona Monitoring and Management on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Monitor MySQL with Percona Monitoring and Management on RHEL 8

Percona Monitoring and Management (PMM) is an open-source platform that provides deep visibility into MySQL, MariaDB, PostgreSQL, and MongoDB performance — including query analytics, slow-query identification, and time-series dashboards — without requiring a commercial licence. Running PMM Server as a Docker container keeps the server component isolated and easy to upgrade, while the lightweight PMM […]

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How to Tune Kernel Parameters with sysctl on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Tune Kernel Parameters with sysctl on Oracle Linux 9

Introduction How to Tune Kernel Parameters with sysctl 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 […]

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How to Configure Windows Server 2022 Registry Settings — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Windows Server 2022 Registry Settings

Windows Containers in Kubernetes Kubernetes supports Windows Server container workloads through Windows worker nodes. A production Kubernetes cluster running Windows containers has a mixed-OS architecture: the control plane (API server, etcd, scheduler, controller manager) runs on Linux nodes, while Windows-specific workloads are scheduled onto Windows Server 2022 worker nodes. This article walks through building a […]

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How to Set Up Remote Desktop Printer Redirection on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up Remote Desktop Printer Redirection on Windows Server 2022

How to Manage Containers with Windows Admin Center on Windows Server 2022 Windows Admin Center (WAC) provides a browser-based management interface for Windows Server 2022 that includes container management capabilities through its Containers extension. While the Docker CLI and PowerShell remain the primary tools for container operations in production, WAC offers a visual interface for […]

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How to Set Up Grafana Alerting and Notification Channels on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up Grafana Alerting and Notification Channels on RHEL 7

How to Set Up Grafana Alerting and Notification Channels on RHEL 7 Grafana’s alerting system transforms your monitoring dashboards from a passive display into an active early-warning network. When a metric crosses a threshold — CPU saturation, disk exhaustion, an elevated error rate — Grafana fires an alert and routes a notification to whichever channels […]

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How to Tune System Performance with tuned on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Tune System Performance with tuned on Oracle Linux 9

Introduction Setting up tune system performance with tuned 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 Tune System Performance with tuned on Oracle Linux 9, with all the commands you need, the SELinux and firewalld […]

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How to Install k3s Lightweight Kubernetes on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install k3s Lightweight Kubernetes on RHEL 9

k3s is a lightweight, certified Kubernetes distribution designed for resource-constrained environments, edge computing, IoT devices, and development workstations. Created by Rancher (now SUSE), k3s packages the entire Kubernetes control plane into a single binary under 100 MB, removing cloud-provider integrations, storage drivers, and alpha features that are not needed in most deployments. k3s uses SQLite […]

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