First notice that we are installing on Ryzen box with board MSI X570 A-PRO in UEFI mode with “kvm” enabled.First of all we intend to verify that kvm has been enabled $ dmesg | grep kvm =[he]gt[/he] [ 4.376968] kvm: Nested Virtualization enabled =[he]gt[/he] [ 4.376978] SVM: kvm: Nested Paging enabled =[he]gt[/he]and proceed with installing Virtualization Host the same way wewould do it on Debian “bullseye”

Source: LXer – Install CentOS 8.2 KVM Guest on SparkyLinux2020.09 via Web Cockpit Console