Programster's Blog

Tutorials focusing on Linux, programming, and open-source

Qcow2 - Performance

Information about performance of Qcow2 disk images.

KVM

Ubuntu 18.04 - Getting Started with KVM using PHP Helper Script

Get started with using KVM on Ubuntu 18.04 with the help of this PHP CLI tool.

KVM

Set Up Ubuntu 18.04 KVM Server

Turn your Ubuntu 18.04 server into a KVM host for virtual machines!

Expand Qcow2 Root Filesystem

Expand your KVM guest's root disk and filesystem to add storage.

Managing External Snapshots With BASH Scripts

Manage external snapshots with BASH scripts because virsh doesn't fully support external snapshots in Ubuntu 16.04.

Qemu-img Cheatsheet

A cheatsheet for all things Qemu-img related.

KVM - Fix Missing Default Network

This tutorial will ensure you have a running default network on your KVM server.

Set Up Debian 9 KVM Server

This tutorial will show you how to set your Debian 9 server up as a KVM host.

KVM

Set Up Ubuntu 16.04 KVM Server

Turn your Ubuntu 16.04 server into a KVM host for virtual machines!

Ubuntu - Mount Qcow2 Image

Qcow2 - Recover Disk Space on Linux

KVM

KVM - Creating Thinly Provisioned Guests

KVM External Snapshots

KVM - NUMA Declaration

Cloning CentOS Guests - Disable MAC

Debian 8 KVM Guests - Get The Console Back

KVM - Add Disk

KVM Cheatsheet

KVM

Ubuntu 14.04 - Getting Started with KVM using PHP Helper Script

KVM

KVM Resources

Ubuntu 14.04 - Setting Up A KVM Host

KVM - Offline Migration

Qcow2 Conversion and Snapshotting