Re: [RFC] Persistent naming of scsi devices

Matthew Jacob
2002-04-08T20:41:45Z

> mjacob@feral.com said:
> > For the current discussion, it seems to me that unlabelled/unimported
> > disks/volumes (i.e., ones w/o a UUID) still can be named unambiguosly
> > by the unwieldy names because you're likely to put a UUID on them very
> > very quickly. Furthermore, a minor amount of effort in userland tools
> > can make the manipulation of said names not as much of a problem.
>
> I agree, but there are the edge cases where you can't put a UUID on them.
>
> I think, however, that what the discussion is showing us is that there is no
> one universal way to get a unique name for a volume, so what we want is some
> type of pluggable infrastructure which allows us to construct a unique name.

Fair enough!

I would resist constructing names with addresses that can change easily (e.g.,
PortIDs or SCSI Targets, or device instance numbers based on probe order).

-matt