diff options
Diffstat (limited to 'doc/manual/command-ref/conf-file.xml')
| -rw-r--r-- | doc/manual/command-ref/conf-file.xml | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/doc/manual/command-ref/conf-file.xml b/doc/manual/command-ref/conf-file.xml index 4c8f3d9d3809..69295fafce84 100644 --- a/doc/manual/command-ref/conf-file.xml +++ b/doc/manual/command-ref/conf-file.xml @@ -408,10 +408,9 @@ flag, e.g. <literal>--option gc-keep-outputs false</literal>.</para> <varlistentry><term><literal>binary-caches-parallel-connections</literal></term> - <listitem><para>The maximum number of parallel HTTP connections - used by the binary cache substituter to get NAR info files. This - number should be high to minimise latency. It defaults to - 25.</para></listitem> + <listitem><para>The maximum number of parallel TCP connections + used to fetch files from binary caches and by other downloads. It + defaults to 25. 0 means no limit.</para></listitem> </varlistentry> @@ -430,15 +429,15 @@ flag, e.g. <literal>--option gc-keep-outputs false</literal>.</para> <listitem><para>This option specifies the canonical Nix system name of the current installation, such as <literal>i686-linux</literal> or - <literal>powerpc-darwin</literal>. Nix can only build derivations + <literal>x86_64-darwin</literal>. Nix can only build derivations whose <literal>system</literal> attribute equals the value specified here. In general, it never makes sense to modify this value from its default, since you can use it to ‘lie’ about the platform you are building on (e.g., perform a Mac OS build on a Linux machine; the result would obviously be wrong). It only makes sense if the Nix binaries can run on multiple platforms, - e.g., ‘universal binaries’ that run on <literal>powerpc-darwin</literal> and - <literal>i686-darwin</literal>.</para> + e.g., ‘universal binaries’ that run on <literal>x86_64-linux</literal> and + <literal>i686-linux</literal>.</para> <para>It defaults to the canonical Nix system name detected by <filename>configure</filename> at build time.</para></listitem> @@ -603,6 +602,19 @@ flag, e.g. <literal>--option gc-keep-outputs false</literal>.</para> </varlistentry> + <varlistentry xml:id="conf-sandbox-dev-shm-size"><term><literal>sandbox-dev-shm-size</literal></term> + + <listitem><para>This option determines the maximum size of the + <literal>tmpfs</literal> filesystem mounted on + <filename>/dev/shm</filename> in Linux sandboxes. For the format, + see the description of the <option>size</option> option of + <literal>tmpfs</literal> in + <citerefentry><refentrytitle>mount</refentrytitle><manvolnum>8</manvolnum></citerefentry>. The + default is <literal>50%</literal>.</para></listitem> + + </varlistentry> + + </variablelist> </para> |