Virtualization – ITFROMZERO – Share tobe shared!

Run Virtual Machine Apps Directly on Your Host Taskbar with VMware Unity Mode

By admin June 8, 2026

A guide on running virtual machine apps directly on your host screen using VMware Workstation's Unity Mode. Boost multitasking, seamless copy-paste, and troubleshooting.

VMware

VMware ESXi Graceful Shutdown on Power Failure: Proper Configuration to Prevent VM Corruption

By admin June 5, 2026

A guide to configuring graceful shutdown for VMware ESXi during power failures: enabling VMware Tools, setting the correct Autostart order, and integrating a UPS (APC PowerChute or NUT + PowerCLI) for automatic safe shutdown. Real-world experience from an 8-host ESXi cluster in production.

Virtualization

Optimize Proxmox VE in 5 Minutes with Helper Scripts: Remove Subscription Nag and Configure Standard Repos

By admin June 4, 2026

Forget tedious manual configurations. This guide shows you how to use Helper Scripts to remove the Subscription nag and optimize Proxmox VE in just minutes.

Virtualization

Mount and Edit qcow2, vmdk Files Directly on Linux Using NBD: Fast, Simple, No VM Boot Required

By admin June 4, 2026

Forget booting rescue ISOs! This guide shows you how to mount qcow2 and vmdk files directly to a Linux host using NBD to fix configs and recover VM data in minutes.

VMware

Hot Add CPU and RAM on VMware vSphere: Upgrade Virtual Machine Resources Without Rebooting

By admin June 3, 2026

Hot Add CPU and RAM on VMware vSphere lets you upgrade running virtual machine resources without shutting them down — but it must be enabled before the VM boots. This guide covers configuration via GUI, PowerCLI, and the .vmx file, plus a tip for enabling it in your VM template so you never face the "need more RAM but can't shut it down" situation.

Virtualization

GNOME Boxes: Create and Manage Linux VMs Quickly Without Complex Configuration

By admin June 2, 2026

GNOME Boxes is the fastest way to get a VM running on Linux — 3 clicks, no libvirt or QEMU configuration needed. This article compares Boxes with virt-manager and VirtualBox, analyzes when to choose Boxes, and covers practical tips including disk resizing and manual snapshots via qemu-img.

VMware

Automating VMware Workstation with the vmrun Command: From Manual Management to Pro

By admin June 1, 2026

Manage VMware virtual machines like a pro with the vmrun command. Automate power cycles, snapshots, and guest interactions directly from the Command Line.

Network

Configuring VXLAN on Linux: A Layer 2 Network Extension Solution for Containers and VMs

By admin June 1, 2026

Want to connect virtual machines across multiple physical servers as if they were on the same switch? This Linux VXLAN configuration guide will help you build a professional Layer 2 overlay network, overcoming the limitations of traditional VLANs.

Virtualization

QEMU ARM64 Emulation on Linux: Running Raspberry Pi OS and Android for IoT Development

By admin May 29, 2026

A practical guide to installing QEMU and emulating ARM64 on Linux to run Raspberry Pi OS and Android without real hardware. Covers real-world IoT development workflows: cross-compilation, Docker buildx for ARM64, snapshots, and shared folders.

Virtualization

Optimizing Huge Pages for Proxmox/KVM: Real-World Database Performance Tuning

By admin May 27, 2026

Accelerate Database and Redis on Proxmox by configuring Static Huge Pages. A detailed guide to reducing TLB misses and optimizing CPU performance by 10-15%.