Date: Wed, 18 May 2022 14:45:18 +0200 From: Michael Schuster <michaelsprivate@gmail.com> To: Dave Cottlehuber <dch@skunkwerks.at> Cc: freebsd-current <freebsd-current@freebsd.org> Subject: Re: FreeBSD, boot environments and /dev Message-ID: <CADqw_gKF1kfs79A=pwHJcZ3rmZGquSpCdJVSDdUD42fEv9YpWg@mail.gmail.com> In-Reply-To: <CADqw_gJzymfY59EYLomMuH2sUkZ1YC%2B=RzWqSSqwNWGox1HF8g@mail.gmail.com> References: <CADqw_g%2BUa8oc-cPm6N3ah1Ey1v-nfNk881O2Vp9TquhBcjDj_g@mail.gmail.com> <CAHMcx4PKQzxOCo2GPa7gR544OK7GQrhfbwQ4A8BBQPCteQXKTA@mail.gmail.com> <CADqw_gKY8vUwxX5LzEkhVtv1VggZtPJ10Zt_M8-jbymT0miimg@mail.gmail.com> <481e0739-bdc4-4ce6-a856-a80cf5294d03@www.fastmail.com> <CADqw_gJGGeQRvaUEBiCY_ScrrW8=ORtktRvF2nt7egAbrYhTTw@mail.gmail.com> <5fff8840-6f1e-4edd-8ddf-2728227c8818@www.fastmail.com> <CADqw_gKemEWYBuaKk3_-cO77=a5bgmyUAZbaQwAJsUXJWzVRhg@mail.gmail.com> <3bcf856c-c048-4b4d-adfc-c6ba352e3b20@www.fastmail.com> <CADqw_gJzymfY59EYLomMuH2sUkZ1YC%2B=RzWqSSqwNWGox1HF8g@mail.gmail.com>
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On Sat, May 14, 2022, 21:40 Michael Schuster <michaelsprivate@gmail.com> wrote: > > On Thu, May 12, 2022 at 9:21 AM Dave Cottlehuber <dch@skunkwerks.at> wrote: > > > > On Thu, 12 May 2022, at 07:12, Michael Schuster wrote: > > > On Wed, May 11, 2022 at 11:38 PM Dave Cottlehuber <dch@skunkwerks.at> wrote: > > >> On Wed, 11 May 2022, at 14:58, Michael Schuster wrote: > > >> > I then created a new BE, mounted it on /mnt, removed /mnt/dev/* (only > > >> > regular files and empty directories). Booting into that BE didn't work > > >> > either, I got errors about missing "/dev/" files (can't recall the > > >> > exact names). > > >> > > > >> > What do you guys (plural ;-)) think? > > > > > > Hi Dave, > > > thx for your perseverance :-) > > > > > > I have (at least) one question for you before I attempt this: > > > where do I get these .txz files? > > > > https://download.freebsd.org/ftp/snapshots/amd64/amd64/14.0-CURRENT/ > > https://download.freebsd.org/ftp/releases/amd64/amd64/13.1-RC6/ > > > > > should devfs be in /etc/fstab? in my current BE, it isn't ... > > > > this is the bare minimum I used. NB my partitions have artisanal > > GPT labels, yours will probably be different. > > > > # Device Mountpoint FStype Options Dump Pass# > > #/dev/gpt/swap0 none swap sw 0 0 > > /dev/gpt/efiboot /boot/efi msdosfs rw,late,longnames 0 0 > > tmpfs /tmp tmpfs rw,mode=01777,size=120g 0 0 > > > > thats all I needed to boot to userland & login. I'm reasonably sure that, > > assuming you have a default zfs install, you'd not need anything in /etc/fstab > > to boot. > > > > > if so: do you have an example of such a line? In the instances I looked > > > up, I wasn't quite able to make it work (but perhaps that's a dead end > > > anyway). > > > > > >> # bectl activate -t vanilla > > > > > > does that ("activate -t") work on UEFI systems? The last time I used it > > > (at least a year ago), it wasn't. > > > > Yes it does here. failing that just use `bectl activate`. The -t is > > a very nice addition. > > > > Well, we're definitely on the FreeBSD-current email list here, so it's > > definitely in CURRENT, and 13.1 RC. > > Dave, all: > > findings: > 1) temporary activation doesn't work for me: bectl accepts the option > but there's no effect I noticed(*), beadm refuses the option. update (answered in a different thread, but to keep this here too): temporary activation does in fact work, it's not reflected in the list of BEs presented at the boot menu I'm still working on a "full" installation of what I have on the running BE into the new one ("vanilla") - if you have any ideas, I welcome them :-) thx Michael > > 2) booting into 'vanilla' worked - I got into a root shell on the console. > > Since I copied the files you mention (/etc/fstab /etc/rc.conf > /boot/loader.conf) unchanged, that looks good. > > so ... this is probably a good starting point (again ;-)). > > I rebooted into the last "good" BE, mounted vanilla a clone of vanilla > on /mnt (with vanilla a point to start again if anything goes wrong) > and started with "pkg -r /mnt install pkg" ... > > but I admit it's getting late today, so I'll be lazy and ask if you > have any further recommendations - I've come to expect them to work > nicely :-) (and yes, I am grateful!) > > *) unless the first BE to be shown when I select 'boot environments' > at boot isn't in fact the active one >
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