Provision VMs on KVM with Terraform

Some months ago I attended to a talk in which it was explained how to provision infrastructure in AWS with Terraform, I was talking with @raularanda (the host of that talk) about the idea of making a lab similar but with KVM, this entry it's the result of that conversation. Terraform is a software which …

Create a KVM template to K8s clusters based on Debian GNU/Linux Buster

VM logical volume Let's create the volume group to store logical volumes to our templates: # fdisk -l /dev/sda ... /dev/sda4 351645696 468860927 117215232 55.9G 8e Linux LVM # pvcreate /dev/sda4 ... Physical volume "/dev/sda4" successfully created. # vgcreate vg-kvm /dev/sda4 Volume group "vg-kvm" successfully created # pvs PV VG Fmt Attr PSize PFree /dev/nvme0n1p5 …

Wireless bridge on KVM

In one of my previous articles I described how to install and setup a basic K8s cluster on Debian GNU/Linux, regarding network configuration I followed a very standard configuration attaching ethernet NIC to a bridge, but recently I required to connect my VMs just using my wireless card, and I would like to explain the …

Installing a K8s cluster on Debian Bullseye with KVM

Five years ago I wrote this blog entry talking about KVM, at that time I needed to run Microsft Windows 7 VM to make some tests for my work. This time I need to make a lab with a couple of VMs to run a Kubernetes cluster in my laptop and I've decided to use …

KVM on Debian GNU/Linux

KVM stands for Kernel based Virtual Machine, is the official virtualization system to Linux kernel, it is implemented as a Linux kernel module and becomes the running Linux in an hypervisor. Without going deeply, the virtualization systems can be divided in some groups: Emulation: VM simulates the full hardware, you can manage new hardware but …