man/systemd-modules-load.service.xml

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<refentry id="systemd-modules-load.service" conditional='HAVE_KMOD'>

  <refentryinfo>
    <title>systemd-modules-load.service</title>
    <productname>systemd</productname>
  </refentryinfo>

  <refmeta>
    <refentrytitle>systemd-modules-load.service</refentrytitle>
    <manvolnum>8</manvolnum>
  </refmeta>

  <refnamediv>
    <refname>systemd-modules-load.service</refname>
    <refname>systemd-modules-load</refname>
    <refpurpose>Load kernel modules at boot</refpurpose>
  </refnamediv>

  <refsynopsisdiv>
    <para><filename>systemd-modules-load.service</filename></para>
    <para><filename>/usr/lib/systemd/systemd-modules-load</filename></para>
  </refsynopsisdiv>

  <refsect1>
    <title>Description</title>

    <para><filename>systemd-modules-load.service</filename> is an early boot service that loads kernel
    modules. It reads static configuration from files in <filename>/usr/</filename> and
    <filename>/etc/</filename>, but also runtime configuration from <filename>/run/</filename> and the kernel
    command line (see below).</para>

    <para>See
    <citerefentry><refentrytitle>modules-load.d</refentrytitle><manvolnum>5</manvolnum></citerefentry> for
    information about the configuration format of this service and paths where configuration files can be
    created.</para>
  </refsect1>

  <refsect1>
    <title>Kernel Command Line</title>

    <para><filename>systemd-modules-load.service</filename>
    understands the following kernel command line parameters:</para>

    <variablelist class='kernel-commandline-options'>

      <varlistentry>
        <term><varname>modules_load=</varname></term>
        <term><varname>rd.modules_load=</varname></term>

        <listitem><para>Takes a comma-separated list of kernel modules
        to statically load during early boot. The option prefixed with
        <literal>rd.</literal> is read by the initial RAM disk
        only.</para></listitem>
      </varlistentry>

    </variablelist>
  </refsect1>

  <refsect1>
    <title>See Also</title>
    <para>
      <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
      <citerefentry><refentrytitle>modules-load.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
    </para>
  </refsect1>

</refentry>