数据段映射了程序二进制映像中源代码给出静态变量初值的部分。
It maps the part of the program's binary image that contains the initial static values given in source code.
有一段时间安装映像会存在不一致，在此期间捕获的任何快照都不能在灾难数据中心中使用。
There is a period of time when your install image is not consistent and any snapshot taken during that time will not be useful to you in your disaster data center.
在加载映像时，第二阶段的引导加载程序就会将控制权交给内核映像，然后内核就可以进行解压和初始化了。
When the images are loaded, the second-stage boot loader passes control to the kernel image and the kernel is decompressed and initialized.
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