Centos7.4安装kvm虚拟机（使用virt-manager管理）-转

https://www.centos.bz/2018/02/centos7-4%E5%AE%89%E8%A3%85kvm%E8%99%9A%E6%8B%9F%E6%9C%BA%EF%BC%88%E4%BD%BF%E7%94%A8virt-manager%E7%AE%A1%E7%90%86%EF%BC%89/