Les Mikesell wrote: > On Thu, Sep 29, 2011 at 4:09 PM, David C. Miller > <millerdc at fusion.gat.com> wrote: >> >> This type of issue is why relying on /dev/sdX is bad. Mounting based on >> uuid or label when available is best. Unfortunately, there are >> controller cards that present all disks as the same uuid. It makes using >> mdadm that can only see /dev/sdX a pain to use. > > So how do you propose getting a uuid or label on a disk in the first > place if you can't identify which is which physically? And how do you > know which to move when you want the content in some other box? When I build, our PXEboot ks partitions and labels the partitions. When I add or replace, I make the partition, the fs, and e2label them. I've gotten to really appreciate labeling. I hate the UUIDs - they're ludicrously too long, and bear no relationship to what device they are, or where they go. mark