perpre installtion:
https://www.jianshu.com/p/9cfa5514a7bc
https://blog.youkuaiyun.com/weixin_33712987/article/details/86061821
error and solvetion:
https://www.cnblogs.com/EasonJim/p/7215836.html
https://www.cnblogs.com/EasonJim/p/8366376.html
1 查看CPU是否支持KVM:
egrep "(svm|vmx)" /proc/cpuinfo
2 安装KVM及相关依赖包
sudo apt-get install qemu-kvm
sudo apt-get install qemu
sudo apt-get install virt-manager
sudo apt-get install virt-viewer
sudo apt-get install libvirt-bin
sudo apt-get install bridge-utils
pci pass through to kvm
配置pci直通的方案。