Virtualization – Page 7 – ITFROMZERO

Virtualization tutorial - IT technology blog

Converting Virtual Machine Disk Formats with qemu-img: VMDK, QCOW2, VDI, and VHD

By admin March 25, 2026

This article provides a detailed guide on using the `qemu-img` tool to convert common virtual machine disk formats such as VMDK, QCOW2, VDI, and VHD. It covers preparation steps, basic command syntax, and practical use cases, helping newcomers easily migrate and manage VMs.

Virtualization

Configuring Virtual Firewall and Routing with OPNsense/pfSense in KVM/Proxmox: Building a Secure Virtual Network System

By admin March 24, 2026

Don't let 2 AM network alerts wake you up anymore! Learn how to deploy OPNsense or pfSense as a virtual firewall and router in a KVM/Proxmox environment to enhance security, segment networks effectively, and gain detailed control over data flow for your virtual machines.

Virtualization

Guide to installing and using LXC containers on Proxmox VE: Lighter than VMs, faster than Docker

By admin March 21, 2026

Guide to installing and using LXC containers on Proxmox VE: Lighter than VMs, faster than…

Virtualization

Optimizing KVM Virtual Machine Performance with VirtIO Drivers and QEMU Tuning: Acceleration Techniques for Linux Guests

By admin March 20, 2026

Is your KVM virtual machine running sluggishly? This article will guide you on how to optimize performance for Linux guests. You'll learn to use VirtIO Drivers and QEMU Tuning techniques, based on practical experience from a homelab.

Virtualization

Installing and Configuring Hyper-V on Windows Server 2022: Best Practices for Enterprise Virtual Machine Management

By admin March 16, 2026

This article provides a detailed guide on how to install and configure Hyper-V on Windows Server 2022. With practical tips and real-world experience, you will easily manage virtual machines effectively in an enterprise environment.

Virtualization

ZFS Storage for Proxmox VE: Setting Up Pools, Snapshots, and Checksum-Based VM Data Protection

By admin March 15, 2026

ZFS brings block-level data integrity checksums and instantaneous snapshots to Proxmox VE — solving the silent corruption problem that LVM-thin is completely blind to. This guide walks through creating a ZFS pool, configuring compression, automating daily snapshots, and scheduling periodic scrubs to protect your VM data.

Virtualization

virt-v2v Guide: Easily Convert Virtual Machines from VMware, Hyper-V to KVM

By admin March 14, 2026

Are you struggling to migrate virtual machines between virtualization platforms like VMware, Hyper-V, and KVM? This article will guide you on how to use the open-source virt-v2v tool to perform an efficient and automated conversion process, helping you optimize your infrastructure and simplify testing.

Virtualization

VirtualBox: Advanced Network Configuration – Shared Folders, VPN, and Isolated Environments for IT

By admin March 14, 2026

This article explores advanced VirtualBox network configurations, including shared folders, VPN setups, and creating isolated virtual environments for IT professionals.

Virtualization

QEMU/KVM Installation and Configuration Guide on CentOS/RHEL: Optimizing Virtualization Performance

By admin March 13, 2026

KVM/QEMU on CentOS/RHEL is a high-performance virtualization solution, ideal for servers and homelabs. This article provides a detailed guide to installation, configuration, and performance optimization, sharing practical experience to help you master this platform from A to Z.

Virtualization

Automate Virtual Machine Deployment on Proxmox/KVM with Cloud-Init: Create Templates and Customize on First Boot

By admin March 13, 2026

Discover Cloud-Init on Proxmox/KVM: The solution for automating virtual machine deployment and configuration from the first boot. Save time, reduce errors, and increase consistency for your homelab infrastructure.