可能原因
查看libvirtd这个服务的状态发现未启动
systemctl status libvirtd 查看该服务状态
systemctl start libvirtd 启动该服务
systemctl enable libvirtd 开机自启动
查看libvirtd这个服务的状态发现未启动
systemctl status libvirtd 查看该服务状态
systemctl start libvirtd 启动该服务
systemctl enable libvirtd 开机自启动