的确是比vmware差点...
1.virtualbox运行时报cannot access the kernel driver 的一个解决方法
go into C:Program FilesOracleVirtualBoxdriversvboxdrv in Windows, and clicked the right mouse button on the file VBoxDrv.inf and chose "Install"! 右键安装 关闭乱七八糟防火墙杀毒软件
Before doing these steps make sure that the FIREWALL and ANTIVIRUS software are disabled! Otherwise you may get an unexpected error!