You must reboot if you are migrating a file system from one device to another.

如果您将文件系统从一个设备迁移到另一个设备，那么必须重新启动。

youdao

The device configuration is built up dynamically on every reboot.

设备配置是在每次重新启动时动态构建的。

youdao

If you use the device mapper multi-path (DMMP) tool for your multi-path storage, then you can use a friendly name for your root file system to avoid the device being renumbered by DMMP after reboot.

如果将设备映射程序多路径(DMMP)工具用于多路径存储，则可以将友好的名称用于根文件系统以避免设备在重新启动后被dmmp重新编号。

youdao

For instance, holding down the on-off button or removing and replacing the battery typically causes an Android device to reboot and close all apps, including MDM.

FORBES: Parents Need Mobile Device Management, Too

The word from the jailbreak community is that a tethered jailbreak (the sort that you have to do again if you reboot, such as when your device crashes of the battery goes flat) for these devices is in the pipeline, and that an untethered jailbreak (one that will happily survive a reboot) is also in the works, although this may take longer.

FORBES: Can I Jailbreak My iPad 4/iPad Mini?

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