Linux ss lsof fuser commands are essential tools for investigating network connections, open files, busy ports, and processes using system resources. When a Linux server refuses connections, reports that a port is already in use, or prevents a filesystem from being unmounted, these commands can quickly reveal what is happening. Although their functions sometimes overlap, each command approaches troubleshooting differently.…

How to install VMware ESXi 8 is a step-by-step guide that demonstrates how to install VMware ESXi 8 in a lab environment using VMware Workstation. This article covers the main installation steps required to create a virtual ESXi 8 host and understand the deployment process. In this example, VMware® Workstation 16 Pro version 16.1.2 build-17966106 was used on a Windows…

Creating a vSphere 7 Cluster is an article to show how to create a vSphere Cluster, step-by-step, using a lab environment for that. We split this article into 3 parts, where is the first part called “Creating a vSphere 7 Cluster – Part 1”. I’m using VMware® Workstation 16 Pro version 16.1.2 build-17966106 installed on Windows 10 Machine. Below is possible to see the…

How to install vCenter 7 is a step-by-step guide that explains how to deploy the vCenter Server Appliance in a laboratory environment. This tutorial demonstrates the installation process using VMware Workstation, but the main concepts can also be applied to other virtualization platforms. The vCenter Server Appliance provides the management interface for VMware vSphere environments, allowing administrators to manage ESXi…

Installing Windows 11 as a Guest OS on VMware Workstation Pro is a practical guide that explains how to deploy the latest Microsoft operating system in a virtualized lab environment. This tutorial covers the main steps required to create and configure a virtual machine before starting the installation. Windows 11 introduces additional hardware requirements compared to previous versions, including UEFI…