Debian KVM installation tutorial

kvm-installation.md

Debian KVM installation tutorial

https://wiki.debian.org/KVM

1. Update system, install KVM (server without graphical tools) and additional tools

   sudo apt-get update && sudo apt-get dist-upgrade
   sudo apt-get install --no-install-recommends qemu-system libvirt-clients libvirt-daemon-system
   sudo apt-get install qemu-utils dnsmasq-base bridge-utils iptables netcat-openbsd
   sudo apt-get install ovmf  # For UEFI-Support in VMs (Aber aufgrund eines Bugs sind mit UEFI-VMs keine Snapshots möglich!)
   

2. Add user to groups libvirt and kvm

   sudo adduser $USER libvirt
   sudo adduser $USER kvm
   

3. Check all functions working correctly

   virt-host-validate
   

4. Add module fuse to kernel modules

   sudo nano /etc/modules-load.d/modules.conf
   fuse # add to /etc/modules-load.d/modules.conf
   sudo modprobe fuse
   

5. Configure network autostart

   virsh --connect=qemu:///system net-start default
   virsh --connect=qemu:///system net-autostart default
   virsh --connect qemu:///system list --all
   

6. Add network bridge br0 according to https://wiki.debian.org/KVM#Between_VM_host.2C_guests_and_the_world
7. Possibly helpful tutorial for managing VMs through VMM: https://www.thomas-krenn.com/de/wiki/Virtual_Machine_Manager_-_GUI_zur_Verwaltung_virtueller_Maschinen