doc: Make it clear that store items must not be deleted by hand.

* doc/guix.texi (Invoking guix gc): Add that this is the only way to
  delete files.
This commit is contained in:
Ludovic Courtès 2015-04-02 21:44:35 +02:00
parent 1768213c0a
commit c22eb9927f

View file

@ -1314,7 +1314,9 @@ guix package}).
@cindex garbage collector
Packages that are installed but not used may be @dfn{garbage-collected}.
The @command{guix gc} command allows users to explicitly run the garbage
collector to reclaim space from the @file{/gnu/store} directory.
collector to reclaim space from the @file{/gnu/store} directory. It is
the @emph{only} way to remove files from @file{/gnu/store}---removing
files or directories manually may break it beyond repair!
The garbage collector has a set of known @dfn{roots}: any file under
@file{/gnu/store} reachable from a root is considered @dfn{live} and