homelab – ITFROMZERO – Share tobe shared!

Virtualization tutorial - IT technology blog

Nutanix Community Edition (CE) Installation Guide: Building a Professional HCI Lab

By admin May 19, 2026

The most detailed guide for Nutanix Community Edition (CE) installation. Learn about optimal hardware configurations and how to fix common HCI Lab errors.

VMware

Building Custom VMware ESXi ISOs: The Ultimate Fix for Missing NIC and NVMe Drivers

By admin May 9, 2026

Learn how to build custom VMware ESXi ISOs to integrate Realtek and Intel I225-V network drivers. The perfect solution for HomeLabs on Mini PCs and NUCs not officially supported by VMware.

Virtualization

Splitting GPUs with NVIDIA vGPU on Proxmox: Resource Optimization for Homelab and AI

By admin May 4, 2026

A detailed guide on setting up NVIDIA vGPU on Proxmox VE to partition GPU power for multiple virtual machines. An ideal solution for AI/ML and VDI to save on hardware costs.

Virtualization

Memory Ballooning and KSM on KVM/Proxmox: Optimize RAM to Run More Virtual Machines

By admin May 1, 2026

Memory Ballooning and KSM (Kernel Same-page Merging) are two RAM optimization techniques that let you run more VMs on the same hardware without upgrading your server. This guide covers practical configuration on KVM/Proxmox with a real-world comparison of the trade-offs for each approach.

Virtualization

USB Passthrough on KVM and Proxmox: Connecting Security Dongles, Cameras, and 3G Modems to Virtual Machines

By admin May 1, 2026

A guide to configuring USB Passthrough on KVM and Proxmox to pass security dongles, 3G modems, and USB cameras directly into virtual machines. Covers virsh XML configuration, Proxmox Web UI, permission error handling, and an auto-attach script.

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

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

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

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.