Questions re: disklabel for external USB drives
jerrymc at msu.edu
Mon Dec 11 13:34:06 PST 2006
On Mon, Dec 11, 2006 at 09:34:59PM +0100, Joerg Pernfuss wrote:
> On Mon, 11 Dec 2006 14:17:29 -0500
> Jerry McAllister <jerrymc at msu.edu> wrote:
> > > Is there an easy way to force the device to work as something like:
> > >
> > > /dev/da1s1d
> > >
> > > on all of the servers, including ones that do not already have a
> > > SCSI disk subsystem and existing /dev/da0 devices?
> > I think, in FreeBSD SCSI device stuff, you can force it to be
> > something, but I have never done it and don't know how - and since
> > it doesn't matter, don't see the reason to try.
> A imho better solution is to load the geom_label class.
> Then either give the device itself a label:
> da3s1d -> label/usbstick42s1d
> or set the UFS Label field of the filesystems via 'tunefs -L',
> this will give you for example
> da5s1a -> ufs/ustick5data
> da5s1d -> ufs/ustick5keys
> or whatever you set the label to, obviously. If geom_label is loaded,
> you have unique device names on all servers (if you don't mix things
> up when you label them).
OK. But, that really sounds like more work than just making your
fstab file relevant to the machine it is on and not worrying about
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