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daemon: Rename '--disable-store-optimization' to '--disable-deduplication'.

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* nix/nix-daemon/guix-daemon.cc (GUIX_OPT_DISABLE_STORE_OPTIMIZATION):
  Rename to...
  (GUIX_OPT_DISABLE_DEDUPLICATION): ... this.  Adjust user accordingly.
  (options): Add "disable-deduplication".  Make
  "disable-store-optimization" a hidden alias.
* doc/guix.texi (Invoking guix-daemon): Adjust to new option name.  Add
  index entry.  Improve description.
This commit is contained in:
Ludovic Courtès
2014-08-31 14:29:09 +02:00
parent 44d43c7a85
commit ab3893d713
2 changed files with 16 additions and 8 deletions
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12
doc/guix.texi
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@@ -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