The server will need to be rebooted after the update process, so make sure the bootlist is showing the target alternate disk as the first boot device (as seen in Listing 7).

服务器需要在更新过程完成后重新启动，所以要保证启动列表显示目标备用磁盘作为启动设备（如清单 7 所示）。

youdao

Change PCI Device Boot Priority to the adapter your root file system disk is using (as in Figure 2 below), if your Linux is installed on a local Planar SAS disk.

如果您的Linux安装在本地Planar SAS磁盘中，请将PCI Device Boot Priority更改为根文件系统磁盘正在使用的适配器(如下面的图2所示)。

youdao

You can optimize the process of determining the boot device by selecting the device from which you'll most commonly boot (typically, the hard disk).

通过选择最经常引导的设备（通常是硬盘）可以优化确定引导设备的过程。

youdao

Interrupting the reboot process only long enough to change the initial boot device in BIOS from CD-ROM to disk, I impatiently watched Linux boot, waiting for the login prompt to appear.

CNN: The tale of the gratuitous GUI