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-rw-r--r--doc/guix.texi12
1 files changed, 7 insertions, 5 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index b6cd57acc2..e34a70f0df 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -506,14 +506,16 @@ Unless @code{--lose-logs} is used, all the build logs are kept in the
@var{localstatedir}. To save space, the daemon automatically compresses
them with bzip2 by default. This option disables that.
-@item --disable-store-optimization
+@item --disable-deduplication
+@cindex deduplication
Disable automatic file ``deduplication'' in the store.
By default, files added to the store are automatically ``deduplicated'':
-if a newly added file is identical as another one found in the store,
-the daemon makes the new file a hard link to the other file. This
-slightly increases the input/output load at the end of a build process.
-This option disables this.
+if a newly added file is identical to another one found in the store,
+the daemon makes the new file a hard link to the other file. This can
+noticeably reduce disk usage, at the expense of slightly increasde
+input/output load at the end of a build process. This option disables
+this optimization.
@item --gc-keep-outputs[=yes|no]
Tell whether the garbage collector (GC) must keep outputs of live