https://libvirt.org/formatdomain.html

virsh
    --help [domain|...]
        help
    <no-options>
        enter interactive mode
        quit
            exit

    domain ...
    list --all|--inactive|--state-running|--state-shutoff
        list domains
        https://kifarunix.com/list-running-and-stopped-vms-on-kvm/
    dumpxml
        --domain <domainname>
    start
        ...
    destroy
        ...
    undefine
        https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/virtualization_deployment_and_administration_guide/sect-virsh-delete
        https://www.cyberciti.biz/faq/howto-linux-delete-a-running-vm-guest-on-kvm/
        !!! avoid --remove-all-storage flag because it will erase dist as well
    console
        connect to the guest console
        https://libvirt.org/formatdomain.html#consoles-serial-parallel-channel-devices
        https://ostechnix.com/how-to-enable-virsh-console-access-for-kvm-guests/
        https://habr.com/ru/post/700196/
            enter
            sudo systemctl enable --now serial-getty@ttyS0
        
        https://mattwidmann.net/notes/running-nixos-in-a-vm/
        https://www.technicalsourcery.net/posts/nixos-in-libvirt/
              !!!
        https://nixos.wiki/wiki/Libvirt
        https://github.com/NixOS/nixpkgs/issues/84105

            # start tty0 on serial console
            systemd.services."serial-getty@ttyS0" = {
              enable = true;
              wantedBy = [ "getty.target" ]; # to start at boot
              serviceConfig.Restart = "always"; # restart when session is closed
            };

            {
              boot.kernelParams = [
                "console=tty1"
                "console=ttyS0,115200"
              ];
            }


    ttyconsole --domain <domainname> 
        /dev/pts/1
    desc

    net-list
        --all
    net-dumpxml

    iface-list
    iface-dumpxml

    pool-list
    pool-dumpxml

    vol-list
    vol-dumpxml

remote-viewer
    https://myme.no/posts/2021-11-25-nixos-home-assistant.html