Error: Package: 1:openstack-nova-compute-17.0.5-1.el7.noarch (centos-openstack-queens)
Requires: qemu-kvm-rhev >= 2.9.0

[root@compute yum.repos.d]# cat CentOS-QEMU-EV.repo
[centos-qemu-ev]
name=CentOS-$releasever - QEMU EV
baseurl=https://mirrors.aliyun.com/centos/7.5.1804/virt/x86_64/kvm-common/
gpgcheck=0
enabled=1

注:配置compute节点时,额外需要在[DEFAULT]配置段设定的参数:

        vif_plugging_timeout=10
        vif_plugging_is_fatal=false