Re: using UUID's for a raid1 in /etc/fstab instead of /dev/md0

["Damon L. Chesser" <damon@damtek.com>]

SNIP
> I am on amd64 lenny (with some sid), 2.6.24
> I don't normally use UUID's i have been using labels
>
> mdadm --detail /dev/md1 | grep UUID
>            UUID : ba8c4627:6e74a6c4:1a2e6c15:22feafcf
> tune2fs -l /dev/md1 | grep  UUID
> Filesystem UUID:          ec3e3537-4e36-443e-8132-5b0f03dd0978
>
> As you can see the UUID ids are different between md1, I don't have a
> /dev/disk/by-uuid (i remember having it before)
>
> here is the output of blkid (which i believe is used to make up the links
> in /dev/disk/by-uuid)
>  blkid  | grep md1
> /dev/md1: LABEL="/" UUID="ec3e3537-4e36-443e-8132-5b0f03dd0978"
> SEC_TYPE="ext2" TYPE="ext3"
>
> so if i wanted to mount my / partition (/dev/md0 is /boot), then I could
> put
> UUID=ec3e3537-4e36-443e-8132-5b0f03dd0978 / auto ...... in my fstab file
>
> Alex
>   
Alex,

I think you have it, though I can't explain the different UUIDs from 
tune2fs and mdadm --detail.  I would rather put in the fs type rather 
then auto, but that is a matter of style.  What is the result?

damon@damtek.com