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* Added an option "fsync-metadata" to fsync() changes to

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/nix/var/nix/db.
* Removed the function writeStringToFile since it does (almost) the
  same thing as writeFile.
This commit is contained in:
Eelco Dolstra 2010-01-29 12:22:58 +00:00
parent ad529fb89f
commit 07ffdc2862
6 changed files with 37 additions and 28 deletions
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12
doc/manual/conf-file.xml
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@ -233,7 +233,17 @@ build-use-chroot = /dev /proc /bin</programlisting>
<filename>configure</filename> at build time.</para></listitem>
</varlistentry>
<varlistentry><term><literal>fsync-metadata</literal></term>
<listitem><para>If set to <literal>true</literal>, changes to the
Nix store metadata (in <filename>/nix/var/nix/db</filename>) are
synchronously flushed to disk. This improves robustness in case
of system crashes, but reduces performance. The default is
<literal>false</literal>.</para></listitem>
</varlistentry>
</variablelist>