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Installing and Using KVM on Ubuntu: Kernel-Level Virtualization for Real Servers

By admin February 27, 2026

From checking CPU support to launching your first VM: a step-by-step guide to installing KVM on Ubuntu with QEMU, libvirt, virt-install, and virsh. Includes real-world lessons from 6 months running KVM in production and on a homelab.

Virtualization

Using Vagrant to Create a Dev Environment: Put an End to ‘Works on My Machine’

By admin February 26, 2026

Inconsistent dev environments across team members are the root cause of countless hard-to-explain bugs. Vagrant lets you define a VM as code via a Vagrantfile — commit it to git and recreate it on any machine with a single vagrant up. This guide covers installing Vagrant and writing a practical Vagrantfile for a LEMP stack.