Virtualization Archives - ITFROMZERO

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Configuring Open vSwitch on Proxmox VE: Bridges, Bonds, and GRE Tunnels

By IT From Zero October 17, 2026

Troubleshoot Proxmox VE networking with Open vSwitch: quickly deploy emergency OVS Bridges, aggregate fault-tolerant 10GbE links with LACP Bonds, and connect cross-node VMs via GRE Tunnels.

Virtualization

How to Set Up Virtual Machine Manager (VMM) on Synology NAS: Running Linux and Windows VMs from Your NAS

By IT From Zero October 8, 2026

Synology Virtual Machine Manager (VMM) lets you run Linux and Windows virtual machines directly on your NAS without a dedicated server. This guide walks through every step: checking hardware compatibility, installing VMM, configuring storage and a virtual switch, creating VMs, and setting up monitoring.

Virtualization

How to Run Nested VMware ESXi 8.0 on Proxmox VE: Build a vSphere Lab Without HCL Constraints

By IT From Zero October 3, 2026

Want to build a vSphere 8.0 lab cluster but blocked by VMware HCL due to Realtek NICs or legacy Intel CPUs? Running Nested ESXi 8.0 on Proxmox VE is the fastest way to repurpose older servers.

Virtualization

Rescue KVM/Proxmox VMs with libguestfs: Reset Root Password, Fix Boot Errors, and Recover Data Quickly

By IT From Zero October 3, 2026

Learn how to use the libguestfs tool suite on Linux to rescue KVM/Proxmox VMs: fix fstab errors, reset root passwords, and mount virtual disks to extract data with single commands.

Virtualization

Zero-Downtime KVM/Proxmox Live Migration: Dedicated Networks, ZSTD Compression, and Post-Copy

By IT From Zero October 3, 2026

A comprehensive guide to solving stalled Live Migrations in KVM and Proxmox VE. Learn how to configure dedicated networks, leverage ZSTD compression, and employ Post-copy for seamless VM migrations.

Virtualization

Goodbye Docker Desktop: A Guide to Installing OrbStack on macOS to Speed Up Your Workflow

By IT From Zero September 18, 2026

OrbStack is currently the best Docker Desktop alternative for macOS. Learn how to install and use this ultra-lightweight tool that starts in just 2 seconds.

Virtualization

Installing Genymotion on Linux: A ‘High-Speed’ Android Emulator for Developers

By IT From Zero September 17, 2026

Detailed review and installation guide for Genymotion on Linux. A low-RAM, fast-booting, and extremely smooth Android emulation solution for developers.

Virtualization

Windows Sandbox: A Disposable Environment for Safely Testing Suspicious Files

By IT From Zero September 15, 2026

A detailed guide on enabling and using Windows Sandbox to create an isolated virtual environment. The ultimate safe solution for running untrusted software and testing scripts for IT pros.

Virtualization

Guide to Deploying Red Hat OpenShift Local (CRC) on Linux: Bringing Enterprise Kubernetes to Your Local Machine

By IT From Zero September 13, 2026

A detailed guide on installing Red Hat OpenShift Local (CRC) on Linux. This article shares experience in resource configuration, KVM optimization, and practical tips for running an Enterprise Kubernetes cluster on your personal machine.

Virtualization

Mastering Virtual Machines (VMs) on Unraid: From Basic Configuration to Real-World Performance Optimization

By IT From Zero September 11, 2026

A-Z guide for configuring Virtual Machines (VMs) on Unraid. Learn how to optimize CPU Pinning, GPU Passthrough, and SSD Cache tips for maximum performance.