Root Name System的意思|示意

Because label, UUID, and friendly name will bond with a dedicated device forever, no matter what device ID it has or what device name it gets, your system will always find your root file system disk.

由于标签、UUID和友好的名称将永远与专用设备绑定在一起，因此不管拥有什么设备ID或者使用什么设备名称，系统总是能够找到根文件系统磁盘。

Use the label, UUID, or friendly name instead of the device name for the root file system mount.

对根文件系统挂载使用标签、UUID或友好的名称而非设备名称。

The root premise of ITracer is to submit a measurement and an associated name to the central APM system.

ITracer的基本前提是向中央apm系统提交一个度量和相关的名称。

The reason for the additional LUN is that the root file system is in use at this time and DMMP cannot add it to the device map; therefore, you cannot get that name for the root partition.

添加lun的原因是，使用的根文件系统和DMMP无法将它添加到设备映射；因此，无法对根分区应用该名称。

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。

The cannot mount rootfs error always happens when your system tries to switch the initrd root file system to the real root file system disk with the device name in this configuration.

当系统尝试将initrd根文件系统切换到拥有此配置中的设备名称的实际根文件系统磁盘时，经常会出现can not mount rootfs错误。