Re: How to repair/reinstall guix on foreign distro

[Joshua Branson <jbranso@dismail.de>]

Thorsten Wilms <t_w_@freenet.de> writes:

> Hi! It seems every few weeks i’m thrown into a initramfs prompt, as
> root got mounted read-only. The way out is always running fsck, which
> reports errors and offers fixes that I either can’t map to anything, or
> that refer to paths that belong to guix. Usually only below /gnu/store,
> but this time also var/guix.

Is ubuntu causing this issue?  Why are you seeing an initramfs prompt
every few weeks?  If you are running guix on ubuntu...that seems like
it's ubuntu's fault.  Though I'm probably way wrong.

>
> Now `guix pull` fails with:
> ```
> ;;; WARNING: loading compiled
> file /gnu/store/8bsnz1fk330qbn1p8k18i0j11vld4jxd-guix-module-union/lib/guile/3.0/site-ccache/guix/build-system/gnu.go
> failed: ;;; In procedure load-thunk-from-memory: not an ELF file
> Updating channel 'guix' from Git repository at
> 'https://git.savannah.gnu.org/git/guix.git'... guix pull: error: Git
> error: invalid data in index - incorrect header signature
> ```

Man...I've no idea.  I'm honestly responding just so you get a
response.  Why do you suppose you are getting into an initramfs...As in
you always have to run fsck?  What hardware are you using?

> At first, I focused on the warning (sorry, leoprikler) ... the same git
> error happens when using an older guix.
>
> Now a fix for that would be great, but independent of that, I have to
> wonder how one should go about reinstalling guix on a foreign distro. I
> cannot umount or remount and remove /gnu/store!
>
> Even after `sudo systemctl stop gnu-store.mount`, /gnu/store is busy.
> `fuser -kim /gnu/store/` will throw me out of the session, even though
> I would think everything that belongs to it is part of the host (Ubuntu
> Unity 20.10). No sudo umount or remount or rm -rf allowed, /gnu/store
> remains ro and busy. Short of booting another system (say an USB
> stick), is there a way to clear /gnu/store? Or to safely replace its
> content?

--
Joshua Branson (joshuaBPMan in #guix)
Sent from Emacs and Gnus
  https://gnucode.me
  https://video.hardlimit.com/accounts/joshua_branson/video-channels
  https://propernaming.org
  "You can have whatever you want, as long as you help
enough other people get what they want." - Zig Ziglar