Slurm jobs stuck in COMPLETING state can indicate that one or more compute nodes have not finished cleaning up the resources associated with a workload. In a healthy Slurm-managed HPC cluster, a job normally moves from RUNNING to COMPLETING and then quickly reaches a final state such as COMPLETED, FAILED, or CANCELLED. The COMPLETING phase is expected, but it should…

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…