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dracut/dracut.conf.5.xml

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<?xml version='1.0' encoding='UTF-8'?>
<!-- This document was created with Syntext Serna Free. --><!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" []>
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<refentry id="dracutconf5">
<refentryinfo>
<title>dracut.conf</title>
<productname>dracut</productname>
<authorgroup>
<author>
<contrib>Developer</contrib>
<firstname>Harald</firstname>
<surname>Hoyer</surname>
<email>harald@redhat.com</email>
</author>
</authorgroup>
</refentryinfo>
<refmeta>
<refentrytitle>dracut.conf</refentrytitle>
<manvolnum>5</manvolnum>
</refmeta>
<refnamediv>
<refname>dracut.conf</refname>
<refpurpose>configuration file(s) for dracut</refpurpose>
</refnamediv>
<refsynopsisdiv>
<cmdsynopsis>
<command>/etc/dracut.conf</command>
<arg choice="plain">
<replaceable>/etc/dracut.conf.d/*.conf</replaceable>
</arg>
<sbr/>
</cmdsynopsis>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
<para><filename>dracut.conf</filename>
is loaded during the initialisation phase of dracut.
Command line parameter will overwrite any values set here.
<emphasis><filename>dracut.conf.d/*.conf</filename> files are read in alphanumerical order and will</emphasis>
overwrite parameters set in <filename>/etc/dracut.conf</filename>. Each line specifies an attribute and a value. A &apos;#&apos; indicates the beginning of a comment; following characters, up to the end of the line are not interpreted.</para>
<variablelist>
<varlistentry>
<term>
<envar>dracutmodules+=&quot;&nbsp;<replaceable>&lt;dracut modules&gt;</replaceable>&nbsp;&quot;</envar>
</term>
<listitem>
<para>Specify a space-separated list of dracut modules to
call when building the initramfs. Modules are located
in <filename>/usr/share/dracut/modules.d</filename>.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>omit_dracutmodules+=&quot;&nbsp;<replaceable>&lt;dracut modules&gt;</replaceable>&nbsp;&quot;</envar>
</term>
<listitem>
<para>Omit a space-separated list of dracut modules.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>add_dracutmodules+=&quot;&nbsp;<replaceable>&lt;dracut modules&gt;</replaceable>&nbsp;&quot;</envar>
</term>
<listitem>
<para>Add a space-separated list of dracut modules.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>drivers+=&quot;&nbsp;<replaceable>&lt;kernel modules&gt;</replaceable>&nbsp;&quot;</envar>
</term>
<listitem>
<para>Specify a space-separated list of kernel modules to
exclusively include in the initramfs.
The kernel modules have to be specified without the &quot;.ko&quot; suffix.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>add_drivers+=&quot;&nbsp;<replaceable>&lt;kernel modules&gt;</replaceable>&nbsp;&quot;</envar>
</term>
<listitem>
<para>Specify a space-separated list of kernel
modules to add to the initramfs.
The kernel modules have to be specified without the &quot;.ko&quot; suffix.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>filesystems+=&quot;&nbsp;<replaceable>&lt;filesystem names&gt;</replaceable>&nbsp;&quot;</envar>
</term>
<listitem>
<para>Specify a space-separated list of kernel filesystem
modules to exclusively include in the generic
initramfs.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>drivers_dir=&quot;<replaceable>&lt;kernel modules directory&gt;</replaceable>&quot;</envar>
</term>
<listitem>
<para>Specify the directory, where to look for kernel modules</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>fw_dir+=&quot;&#160;:<replaceable>&lt;dir&gt;</replaceable>[:<replaceable>&lt;dir&gt;</replaceable>&nbsp;...]&nbsp;&quot;</envar>
</term>
<listitem>
<para>Specify additional directories, where to look for firmwares, separated by <constant>:</constant></para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>do_strip=&quot;<replaceable>{yes|no}</replaceable>&quot;</envar>
</term>
<listitem>
<para>Strip binaries in the initramfs (default=yes)</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>hostonly=&quot;<replaceable>{yes|no}</replaceable>&quot;</envar>
</term>
<listitem>
<para>Host-Only mode: Install only what is needed for booting
the local host instead of a generic host.
<warning><para>If chrooted to another root other than the real root device, use <option>--fstab</option> and provide a valid <filename>/etc/fstab</filename>.</para>
</warning>
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>use_fstab=&quot;<replaceable>{yes|no}</replaceable>&quot;</envar>
</term>
<listitem>
<para>Use <filename>/etc/fstab</filename> instead of <filename>/proc/self/mountinfo</filename>.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>mdadmconf=&quot;<replaceable>{yes|no}</replaceable>&quot;</envar>
</term>
<listitem>
<para>Include local <filename>/etc/mdadm.conf</filename> (default=yes)</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>lvmconf=&quot;<replaceable>{yes|no}</replaceable>&quot;</envar>
</term>
<listitem>
<para>Include local <filename>/etc/lvm/lvm.conf</filename> (default=yes)</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>fscks=&quot;&nbsp;<replaceable>&lt;fsck tools&gt;</replaceable>&nbsp;&quot;</envar>
</term>
<listitem>
<para>Add a space-separated list of fsck tools. If nothing is
specified, the default is: &quot;<replaceable>umount mount
/sbin/fsck* xfs_db xfs_check xfs_repair e2fsck jfs_fsck
reiserfsck btrfsck</replaceable>&quot;
</para>
<para>The installation is opportunistic (non-existing tools are ignored).</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>nofscks=&quot;<replaceable>{yes}</replaceable>&quot;</envar>
</term>
<listitem>
<para>If specified, inhibit installation of any fsck tools.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>kernel_only=&quot;<replaceable>{yes|no}</replaceable>&quot;</envar>
</term>
<listitem>
<para>Only install kernel drivers and firmware files. (default=no)</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>no_kernel=&quot;<replaceable>{yes|no}</replaceable>&quot;</envar>
</term>
<listitem>
<para>Do not install kernel drivers and firmware files (default=no)</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>stdloglvl=&quot;<replaceable>{0-6}</replaceable>&quot;</envar>
</term>
<listitem>
<para>Set logging to standard error level.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>sysloglvl=&quot;<replaceable>{0-6}</replaceable>&quot;</envar>
</term>
<listitem>
<para>Set logging to syslog level.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>fileloglvl=&quot;<replaceable>{0-6}</replaceable>&quot;</envar>
</term>
<listitem>
<para>Set logging to file level.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>logfile=&quot;<replaceable>&lt;file&gt;</replaceable>&quot;</envar>
</term>
<listitem>
<para>Path to log file.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<envar>show_modules=&quot;<replaceable>{yes|no}</replaceable>&quot;</envar>
</term>
<listitem>
<para>Print included module's name to standard output during build.</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>Files</title>
<variablelist>
<varlistentry>
<term>
<filename>/etc/dracut/conf.d/</filename>
</term>
<listitem>
<para>Any <filename>/etc/dracut/conf.d/*.conf</filename> file can overwrite the values in <filename>/etc/dracut.conf</filename>.
The configuration files are read in alphanumerical order.</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>See Also</title>
<para><citerefentry>
<refentrytitle>dracut</refentrytitle>
<manvolnum>8</manvolnum>
</citerefentry>
<citerefentry>
<refentrytitle>dracut.kernel</refentrytitle>
<manvolnum>7</manvolnum>
</citerefentry>
</para>
</refsect1>
</refentry>