compute-0:~$ sudo virsh capabilities 80cc107b-4781-e811-906e-00163566263e x86_64 Skylake-Server-IBRS Intel tcp rdma 99312624 4896508 38417 1 100663296 3597312 41614 1 none 0 dac 0 +0:+0 +0:+0 hvm 32 /usr/bin/qemu-system-x86_64 pc-i440fx-rhel7.4.0 pc pc-i440fx-rhel7.0.0 rhel6.3.0 rhel6.4.0 rhel6.0.0 pc-i440fx-rhel7.1.0 pc-i440fx-rhel7.2.0 pc-q35-rhel7.3.0 q35 rhel6.5.0 rhel6.6.0 rhel6.1.0 rhel6.2.0 pc-i440fx-rhel7.3.0 /usr/libexec/qemu-kvm pc-i440fx-rhel7.4.0 pc pc-i440fx-rhel7.0.0 rhel6.3.0 rhel6.4.0 rhel6.0.0 pc-i440fx-rhel7.1.0 pc-i440fx-rhel7.2.0 pc-q35-rhel7.3.0 q35 rhel6.5.0 rhel6.6.0 rhel6.1.0 rhel6.2.0 pc-i440fx-rhel7.3.0 hvm 64 /usr/bin/qemu-system-x86_64 pc-i440fx-rhel7.4.0 pc pc-i440fx-rhel7.0.0 rhel6.3.0 rhel6.4.0 rhel6.0.0 pc-i440fx-rhel7.1.0 pc-i440fx-rhel7.2.0 pc-q35-rhel7.3.0 q35 rhel6.5.0 rhel6.6.0 rhel6.1.0 rhel6.2.0 pc-i440fx-rhel7.3.0 /usr/libexec/qemu-kvm pc-i440fx-rhel7.4.0 pc pc-i440fx-rhel7.0.0 rhel6.3.0 rhel6.4.0 rhel6.0.0 pc-i440fx-rhel7.1.0 pc-i440fx-rhel7.2.0 pc-q35-rhel7.3.0 q35 rhel6.5.0 rhel6.6.0 rhel6.1.0 rhel6.2.0 pc-i440fx-rhel7.3.0 compute-0:~$