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UrBackup Guide: Professional Centralized Image and File Backup Solution

By admin June 8, 2026

A detailed guide on deploying UrBackup for centralized Windows and Linux VM backups. An open-source solution featuring powerful data deduplication and fast image backups.

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.

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.

Virtualization

Proxmox + InfluxDB + Grafana: The Secret to Enterprise-Grade VM Monitoring

By admin June 1, 2026

A guide to integrating Proxmox VE with InfluxDB and Grafana for professional monitoring. Solve metric storage issues and overcome default dashboard limitations.

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

How to Install and Use gVisor to Secure Containers: Running Docker with an Isolated Kernel

By admin May 28, 2026

gVisor is a sandbox runtime for Docker that places a virtual kernel layer (Sentry) between the container and the host kernel to prevent container escape. This guide covers installing runsc, configuring Docker, and verifying the sandbox with practical command examples.

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%.

Virtualization

As Fast as Physical Drives: Configuring KVM Shared Folders with virtiofs

By admin May 26, 2026

A guide to configuring virtiofs for KVM virtual machines to achieve near-native file sharing speeds. The perfect alternative to 9p and NFS.

Virtualization

Apache CloudStack: A Lightweight Private Cloud Alternative to OpenStack

By admin May 25, 2026

Tired of OpenStack's complexity? Discover how to build a Private Cloud with Apache CloudStack—a lightweight, easy-to-manage IaaS solution for enterprises.