which configure resource control settings for the
processes of the socket.</para>
- <para>For each socket file a matching service file
+ <para>For each socket file, a matching service file
must exist, describing the service to start on
incoming traffic on the socket (see
<citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>
for more information about .service files). The name
of the .service unit is by default the same as the
- name of the .socket unit, but can be altered with
+ name of the .socket unit, but can be altered with the
<option>Service=</option> option described below.
- Depending on the setting of <option>Accept=</option>
+ Depending on the setting of the <option>Accept=</option>
option described below, this .service unit must either
be named like the .socket unit, but with the suffix
replaced, unless overridden with
<para>Socket units may be used to implement on-demand
starting of services, as well as parallelized starting
of services. See the blog stories linked at the end
- for introduction.</para>
+ for an introduction.</para>
<para>Note that the daemon software configured for
socket activation with socket units needs to be able
before the interface it is configured
on is up and running, and even
regardless of whether it will be up and
- running at any point. To deal with this
+ running at any point. To deal with this,
it is recommended to set the
<varname>FreeBind=</varname> option
described below.</para></listitem>
<term><varname>ReceiveBuffer=</varname></term>
<term><varname>SendBuffer=</varname></term>
<listitem><para>Takes an integer
- argument controlling the receive
- or send buffer sizes of this
- socket, respectively. This controls the SO_RCVBUF
- and SO_SNDBUF socket options (see
+ argument controlling the receive or
+ send buffer sizes of this socket,
+ respectively. This controls the
+ SO_RCVBUF and SO_SNDBUF socket options
+ (see
<citerefentry><refentrytitle>socket</refentrytitle><manvolnum>7</manvolnum></citerefentry>
- for details.).</para></listitem>
+ for details.). The usual suffixes K,
+ M, G are supported and are understood
+ to the base of 1024.</para></listitem>
</varlistentry>
<varlistentry>
<varlistentry>
<term><varname>PipeSize=</varname></term>
- <listitem><para>Takes an integer
- value. Controls the pipe buffer size
+ <listitem><para>Takes an size in
+ bytes. Controls the pipe buffer size
of FIFOs configured in this socket
unit. See
<citerefentry><refentrytitle>fcntl</refentrytitle><manvolnum>2</manvolnum></citerefentry>
- for details.</para></listitem>
+ for details. The usual suffixes K, M,
+ G are supported and are understood to
+ the base of 1024.</para></listitem>
</varlistentry>
<varlistentry>
<varname>Accept=no</varname>. It
defaults to the service that bears the
same name as the socket (with the
- suffix replaced). In most cases it
+ suffix replaced). In most cases, it
should not be necessary to use this
option.</para></listitem>
</varlistentry>