update..

group_vars/all/main.yml

@@ -44,8 +44,6 @@ locales:
   - en_US.UTF-8
   - de_DE.UTF-8
 
-set_default_limit_nofile: false
-
 #copy_plain_files_systemd: []
 copy_plain_files_systemd:
 
@@ -827,6 +825,25 @@ apt_lxc_host_pkgs:
   - debootstrap
   - ntp
 
+apt_install_kvm_host_pkgs: false
+apt_kvm_host_pkgs:
+  - lvm2
+  - bridge-utils
+  - ntfs-3g
+  - qemu-kvm
+  - libvirt-clients
+  - libvirt-daemon-system
+  - virtinst
+  - libguestfs-tools
+  - kpartx
+  - debootstrap
+  - ntp
+
+# available in debian 10 (buster) but not in debian 11 (bullseye)
+#
+apt_kvm_host_buster_pkgs:
+  - virt-top
+
 apt_install_extra_pkgs: false
 apt_extra_pkgs: []