On Sun, Aug 27, 2023 at 22:51 David Wright <deb...@lionunicorn.co.uk> wrote:

> On Sun 27 Aug 2023 at 14:27:09 (-0500), Tom Browder wrote:
> > On Sun, Aug 27, 2023 at 13:27 Greg Wooledge <g...@wooledge.org> wrote:
> >
> > > On Sun, Aug 27, 2023 at 08:19:35PM +0200, Hans wrote:
> > > > When I boot the system, then the drives are not mounted as set in
> > > /etc/fstab.
> > > > For example, the SDD should mounted to /space, and the unencrypted
> HDD
> >
> > ...
> >
> > > Use UUIDs or Labels instead.  These won't change, while the device
> names
> > > *will* change.
> >
> >
> > Please remind me of when they might change.
>
> As and when the kernel discovers them, ie at boot for those fitted,
> and when you plug them is for any others.
>
> > I'm pretty sure on my latest
> > host the debian installer used /dev/sda (and partions 1 and 2) instead
> of a
> > label or UUID.
>
> It might be possible to mistakenly read /etc/fstab as showing that,
> because of the comment line above the active line:
>
>   # <file system> <mount point>   <type>  <options>       <dump>  <pass>
>   # / was on /dev/sda4 during installation
>   UUID=a1b2c3d4-e5f6-1234-dcba-a1b2c3d4e5f6 /               ext4
> errors=remount-ro 0       1
>   /dev/sr0        /media/cdrom0   udf,iso9660 user,noauto     0       0
>
> BTW I've not seen the d-i use LABELs, I presume because it can't be
> certain that they're always going to be unique.
>
> > Of course I do want to add drives eventually, so maybe I do need to
> change
> > to do that safely.
>
> Some computers can give the user a rude awakening when the kernel
> unexpectedly discovers a plugged-in device before the internal drive.


Ah, it's been awhile. Yes, I see the comments in /etc/fstab.

Thank you for reminding me. Usually I just do "df" and that always shows me
the /dev/sdaX so I forget about looking closer.

Cheers!

-Tom

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