what kind of /etc/fstab is this?

[Craig White]

On Sun, 2008-05-25 at 01:24 +0000, Amadeus W.M. wrote:
> Just noticed, 
> 
> cat /etc/fstab
> 
> UUID=37f495c9-c91c-4310-9598-14076aad3c62 /                       ext3    
> defaults        1 1
> UUID=db242ada-59d9-4cc3-a0c9-04016ba6245d /backup                 xfs     
> defaults        1 2
> UUID=fd4ec4c9-4b0a-4742-a5e2-5f3e25f2a3d1 /var                    xfs     
> defaults        1 2
> UUID=6fbc5461-6eb5-4bc7-bb75-7ad96da8c161 /usr                    ext3    
> defaults        1 2
> UUID=d21466ea-715d-44be-be5c-b162a1460eb1 /usr/local              ext3    
> defaults        1 2
> UUID=770ebefb-c760-4aef-81f5-57ff41b80ed4 /tmp                    ext3    
> defaults        1 2
> 
> etc. 
> 
> What's with the cryptic device labels? What creates them? What was wrong 
> and what happened with the good ole' /dev/sda? and such? The same crap can 
> be found in grub.conf too. Is it selinux? Are my drives encrypted or 
> something?
> 
> And what can I do to get back to the sane old-style drive names?
> 
> Yes, I know I can do mount to see what drive is mounted where, but I 
> really don't understand what purpose this sort of improvement serves.
----
The benefit is to people with multiple installations because it causes a
bunch of issues to use standardized labels.

Not related to selinux, not related to encryption, just related to
absolutely unique handles.

Craig