Re: Guix Docker image inflation

[Stephen Scheck]

On Fri, May 29, 2020 at 2:02 PM Leo Famulari <leo@famulari.name> wrote:

> Okay. For debugging, can you try garbage collecting those modules
> directories? And if the garbage collector refuses, you can investigate
> why with the 3 R's of Guix garbage collection, --referrers,
> --references, and --requisites.
>

# Hmm...
root@localhost /gnu/store# guix gc --references
/gnu/store/x7ns2xcp8lfg24zq7gr3y8ffczn1nsxp-guix-d79c917f2-modules
guix gc: error: path
`/gnu/store/x7ns2xcp8lfg24zq7gr3y8ffczn1nsxp-guix-d79c917f2-modules' is not
valid

# Hmm...
root@localhost /gnu/store# guix gc --requisites
/gnu/store/x7ns2xcp8lfg24zq7gr3y8ffczn1nsxp-guix-d79c917f2-modules
guix gc: error: path
`/gnu/store/x7ns2xcp8lfg24zq7gr3y8ffczn1nsxp-guix-d79c917f2-modules' is not
valid

# Hmm... this one is different - no output
root@localhost /gnu/store# guix gc --referrers
/gnu/store/x7ns2xcp8lfg24zq7gr3y8ffczn1nsxp-guix-d79c917f2-modules

# Now try to delete it...
root@localhost /gnu/store# guix gc --delete
/gnu/store/x7ns2xcp8lfg24zq7gr3y8ffczn1nsxp-guix-d79c917f2-modules
finding garbage collector roots...
[0 MiB] deleting
'/gnu/store/x7ns2xcp8lfg24zq7gr3y8ffczn1nsxp-guix-d79c917f2-modules'
deleting `/gnu/store/trash'
deleting unused links...
note: currently hard linking saves 1181.36 MiB

# Still there...
root@localhost /gnu/store# du -hs
/gnu/store/x7ns2xcp8lfg24zq7gr3y8ffczn1nsxp-guix-d79c917f2-modules
210M /gnu/store/x7ns2xcp8lfg24zq7gr3y8ffczn1nsxp-guix-d79c917f2-modules