sudo virsh undefine node1-control || true
sudo virsh undefine node3-control || true
sudo virsh undefine node4-control || true
sudo virsh undefine node2-compute || true
sudo virsh undefine node5-compute || true
sudo virsh undefine node1-control || true
sudo virsh undefine node3-control || true
sudo virsh undefine node4-control || true
sudo virsh undefine node2-compute || true
sudo virsh undefine node5-compute || true