Virtualization Archives - ITFROMZERO

How to Configure USB Passthrough on VMware ESXi: Attaching USB Tokens and External Hard Drives to VMs

By IT From Zero October 28, 2026

Is your ESXi virtual machine failing to recognize USB tokens or external hard drives? Learn how to configure Host USB Passthrough correctly and resolve grayed-out device issues and missing Smart Card services on Windows Server.

Monitoring

Monitoring Proxmox VE with Prometheus and Proxmox VE Exporter: Managing VMs, LXCs, and Storage

By IT From Zero October 28, 2026

A detailed comparison of Proxmox VE monitoring strategies and a step-by-step setup guide for Prometheus and Proxmox VE Exporter via API tokens. Efficiently track CPU, RAM, disks, and ZFS/Ceph storage.

Virtualization

Configuring LACP Network Bonding (802.3ad) on Proxmox VE: Bandwidth Aggregation and Practical Redundancy

By IT From Zero October 27, 2026

Experiencing network bottlenecks or flapping links on your Proxmox cluster? Here is a step-by-step guide to configuring 802.3ad LACP network bonding via CLI and Web GUI, along with practical troubleshooting tips.

Virtualization

A Guide to Deploying Cloud-Hypervisor on Linux: Ultra-Lightweight and Secure Rust MicroVMs

By IT From Zero October 27, 2026

A hands-on guide to configuring and running Cloud-Hypervisor on Linux. Spin up minimal Rust MicroVMs that boot in under 80ms with REST APIs, virtiofs, and sub-25ms snapshot restores.

Virtualization

Guide to VFIO PCIe Passthrough on Linux KVM: GPU Passthrough for Windows VMs

By IT From Zero October 26, 2026

Configure VFIO PCIe Passthrough on Linux KVM to harness up to 98% of dedicated NVIDIA/AMD GPU performance in a Windows VM. Comprehensive guide covering vfio-pci driver binding, fixing Code 43, and CPU pinning to eliminate micro-stutter.

Virtualization

Configuring SR-IOV on KVM/Proxmox: Share 10GbE NICs with Near Bare-Metal Performance

By IT From Zero October 24, 2026

A comprehensive guide to configuring SR-IOV on Proxmox/KVM to split 10GbE NICs into Virtual Functions. Achieve 9.4 Gbps throughput, reduce host CPU usage below 5%, and drop latency to 0.05ms.

Virtualization

Guide to Using Tart on macOS Apple Silicon: Create and Manage CLI Virtual Machines for CI/CD

By IT From Zero October 23, 2026

A guide to using Tart on Apple Silicon: create, clone, and automate macOS and Linux VMs via an OCI-compliant CLI, optimized for CI/CD runners and local testing.

Virtualization

How to Install and Configure Proxmox Backup Server (PBS): Deduplication and Client-Side Encryption

By IT From Zero October 21, 2026

A technical comparison of VZDump, ZFS Send, and Proxmox Backup Server (PBS). Learn how to set up PBS with client-side encryption and deduplication saving up to 80% storage.

Virtualization

Configuring a Corosync Redundant Network (Dual Ring) on Proxmox VE to Prevent Split-Brain

By IT From Zero October 19, 2026

A step-by-step guide to configuring Corosync Dual Ring on Proxmox VE. Learn how to deploy a redundant network with Kronosnet to protect your High Availability cluster from lost quorum and split-brain scenarios.

Virtualization

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.