Re: back to "Drive ID Changed"

[Todd Gruhn <tgruhn2%gmail.com@localhost>]

https://mail-index.netbsd.org/netbsd-users/2020/09/28/msg025772.html


It says that drives are numbered in the order they are found. I have noticed
this on my USB memory sticks. Since everything is on the same physical
hard-drive, and I recabled it, then this should not matter, right?

Will I need to reinstall NetBSD from scratch?

On Mon, May 31, 2021 at 11:24 PM Todd Gruhn <tgruhn2%gmail.com@localhost> wrote:
>
> Thanks. I will try that.
>
> On Mon, May 31, 2021 at 5:24 PM RVP <rvp%sdf.org@localhost> wrote:
> >
> > On Mon, 31 May 2021, Todd Gruhn wrote:
> >
> > > Here is my fstab.  It still does not work.
> > >
> > > # NetBSD /etc/fstab
> > > # See /usr/share/examples/fstab/ for more examples.
> > >
> > > ROOT.a=NetBSD_9.2    /    ffs    rw,noatime    1 1
> > > ROOT.b=NetBSD_swap    none    swap    sw,dp
> > >
> >
> > The correct syntax is: NAME=GPT_LABEL
> > Here's my /etc/fstab:
> >
> > NAME=NetBSD_9.2         /               ffs     rw,noatime      1 1
> > NAME=NetBSD_swap        none            swap    sw,dp
> > kernfs                  /kern           kernfs  rw
> > ptyfs                   /dev/pts        ptyfs   rw
> > procfs                  /proc           procfs  rw
> > /dev/cd0a               /cdrom          cd9660  ro,noauto
> > tmpfs                   /var/shm        tmpfs   rw,-m1777,-sram%25
> > tmpfs                   /tmp            tmpfs   rw,-m1777,-sram%50
> >
> > Judging by the device names (wd0a, ...) in your fstab, you have a
> > BSD disklabel on wd0 instead of GPT. With the standard GENERIC
> > kernel, the NAME=LABEL method only works with GPT-partitioned wedges
> > See dk(4) and fstab(5).
> >
> > You'll have to create GPT partitions on wd0.
> >
> > Note that the NAME=LABEL also works in /boot.cfg (see boot(8)):
> >
> > $ fgrep NAME= /boot.cfg
> > menu=Boot normally:gop 0;boot NAME=NetBSD_9.2:netbsd
> > $
> >
> > > I just executed:
> > >
> > > gpt create wd1
> > >
> > > I got:
> > >  gpt: /dev/rwd1: Device already contains a GPT. Destroy it first.
> > >
> > > Aparrently part of this already done with gpt...
> > >
> >
> > Create partitions with labels. You need a minimum of 3 partitions
> > for a bootable NetBSD GPT disk (on a new drive):
> >
> > gpt add -a 1m -l NetBSD_EFI -t efi -s 300m wd1
> > gpt add -a 1m -l NetBSD_9.2 -t ffs -s 20g wd1
> > gpt add -a 1m -l NetBSD_swap -t swap -s 5g wd1
> > gpt show wd1
> >
> > If you already have GPT partitions, you an (re)label them with
> > `gpt label ...'
> >
> > -RVP
> >