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

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* doc/guix.texi (Invoking guix gc): Add that this is the only way to
  delete files.
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Ludovic Courtès 2015-04-02 21:44:35 +02:00
parent 1768213c0a
commit c22eb9927f
1 changed files with 3 additions and 1 deletions
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doc/guix.texi
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@ -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