1,下载 windows2008 系统iso介质包
http://download.microsoft.com/download/F/3/8/F384E78B-8F1D-42A6-A308-63E45060E823/7601.17514.101119-1850_x64fre_server_eval_zh-cn-GRMSXEVAL_CN_DVD.iso
2,
The size of the disk in a virtual machine image is determined when you initially create the
image. However, OpenStack lets you launch instances with different size drives by specifying
different flavors