what is UUID naming for devices?

[Gérard BIGOT]

On 7/8/07, Lorenzo Taylor <daxlinux at gmail.com> wrote:
>
> Just curious, what is the advantage of using a UUID over using a label?
> Wouldn't it be easier and more human-readable to create a volume label
> and use label= in /etc/fstab at least for those filesystems that support
> labels?
>
> The problem of the /dev/[sh]d? naming convention is that it's given to
hard drive at each boot, without knowledge of the last boots.

Imagine what may happen if hda and hdb swap at each boot (it already
happened to someone ...).

UUID is not human friendly, but it's stable, it defines uniquely a hard
drive. No more unwelcommed swapping.


G.
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