<<TableOfContents(2)>>

= kvm =

== Debian bookworm ==
{{{#!highlight sh
sudo apt update
sudo apt upgrade 
egrep -c '(vmx|svm)' /proc/cpuinfo
grep -E --color '(vmx|svm)' /proc/cpuinfo
sudo apt install qemu-kvm libvirt-clients libvirt-daemon-system bridge-utils virtinst libvirt-daemon
sudo apt install virt-manager -y
sudo virsh net-list --all
sudo virsh net-start default
sudo virsh net-autostart default
sudo modprobe vhost_net
lsmod | grep vhost
ip a | grep wlp2s0
/sbin/ifconfig
sudo nano /etc/network/interfaces
# add an IP in the network range 
auto br0
iface br0 inet dhcp
        bridge_ports wlp2s0

sudo systemctl restart networking.service

# create VM disk 
sudo qemu-img create -f qcow2 /tmp/netbsd.qcow2 8G 
cd /tmp/
wget https://cdn.netbsd.org/pub/NetBSD/NetBSD-9.3/images/NetBSD-9.3-amd64.iso 

sudo virt-install \
--virt-type kvm \
--name Netbsd \
--ram 2024 \
--disk /tmp/netbsd.qcow2 \
--network network=default --graphics vnc,listen=0.0.0.0 \
--noautoconsole \
--os-variant=generic \
--cdrom=/tmp/NetBSD-9.3-amd64.iso

sudo virsh list --all
sudo apt install tigervnc-viewer
sudo virsh vncdisplay Netbsd
:0
vncviewer & # connect to :0

sudo virsh list --all 
sudo virsh start Netbsd
sudo virsh list --all 
sudo virsh vncdisplay Netbsd
vncviewer 

# see all the installed VMs
sudo virsh list --all
# Stop running VM
sudo virsh stop Netbsd 
# start
sudo virsh start Netbsd 
# save the state of a  VM
sudo virsh save Netbsd Netbsd-save
# restore a saved VM
sudo virsh restore Netbsd-save
# reboot  
sudo virsh reboot Netbsd
# suspend VM
sudo virsh suspend Netbsd
# resume
sudo virsh resume Netbsd
# shutdown
sudo virsh shutdown Netbsd
# delete
sudo virsh destroy Netbsd

# Uninstall 
sudo apt remove qemu-kvm libvirt-clients libvirt-daemon-system bridge-utils virtinst libvirt-daemon virt-manager tigervnc-viewer
sudo apt autoremove 
}}}