安装libvirt-bin提示如下错误：E: Package 'libvirt-bin' has no installation candidate
原因是由于libvirt-bin被拆成了两个包，如下：libvirt-daemon-system libvirt-clients
执行如下安装命令即可：
sudo apt-get install qemu-kvm libvirt-daemon-system libvirt-clients bridge-utils其他安装包是需要kvm等需要的包。~~~~