mirror of
https://github.com/systemd/systemd.git
synced 2024-11-05 06:52:22 +03:00
bad1837c18
We want to keep things uniform, and hence treat udevd's man page like
any other in the repo. What matters is how users primarily interface
with a service, and that is not the binary path in /usr/lib/systemd but
the service name.
This reverts commit 6c1f3ba54a.
169 lines
5.7 KiB
XML
169 lines
5.7 KiB
XML
<?xml version='1.0'?>
|
|
<?xml-stylesheet type="text/xsl" href="http://docbook.sourceforge.net/release/xsl/current/xhtml/docbook.xsl"?>
|
|
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
|
|
"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
|
|
|
|
<refentry id="systemd-udevd.service">
|
|
<refentryinfo>
|
|
<title>systemd-udevd.service</title>
|
|
<productname>systemd</productname>
|
|
<authorgroup>
|
|
<author>
|
|
<contrib>Developer</contrib>
|
|
<firstname>Kay</firstname>
|
|
<surname>Sievers</surname>
|
|
<email>kay@vrfy.org</email>
|
|
</author>
|
|
</authorgroup>
|
|
</refentryinfo>
|
|
|
|
<refmeta>
|
|
<refentrytitle>systemd-udevd.service</refentrytitle>
|
|
<manvolnum>8</manvolnum>
|
|
<refmiscinfo class="version"></refmiscinfo>
|
|
</refmeta>
|
|
|
|
<refnamediv>
|
|
<refname>systemd-udevd.service</refname>
|
|
<refname>systemd-udevd-control.socket</refname>
|
|
<refname>systemd-udevd-kernel.socket</refname>
|
|
<refname>systemd-udevd</refname>
|
|
<refpurpose>Device event managing daemon</refpurpose>
|
|
</refnamediv>
|
|
|
|
<refsynopsisdiv>
|
|
<para><filename>systemd-udevd.service</filename></para>
|
|
<para><filename>systemd-udevd-control.socket</filename></para>
|
|
<para><filename>systemd-udevd-kernel.socket</filename></para>
|
|
|
|
<cmdsynopsis>
|
|
<command>/usr/lib/systemd/systemd-udevd</command>
|
|
<arg><option>--daemon</option></arg>
|
|
<arg><option>--debug</option></arg>
|
|
<arg><option>--children-max=</option></arg>
|
|
<arg><option>--exec-delay=</option></arg>
|
|
<arg><option>--resolve-names=early|late|never</option></arg>
|
|
<arg><option>--version</option></arg>
|
|
<arg><option>--help</option></arg>
|
|
</cmdsynopsis>
|
|
|
|
</refsynopsisdiv>
|
|
|
|
<refsect1><title>Description</title>
|
|
<para><command>systemd-udevd</command> listens to kernel uevents.
|
|
For every event, systemd-udevd executes matching instructions
|
|
specified in udev rules. See <citerefentry>
|
|
<refentrytitle>udev</refentrytitle><manvolnum>7</manvolnum>
|
|
</citerefentry>.</para>
|
|
<para>The behavior of the running daemon can be changed with
|
|
<command>udevadm control</command>.</para>
|
|
</refsect1>
|
|
|
|
<refsect1><title>Options</title>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term><option>--daemon</option></term>
|
|
<listitem>
|
|
<para>Detach and run in the background.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
<varlistentry>
|
|
<term><option>--debug</option></term>
|
|
<listitem>
|
|
<para>Print debug messages to stderr.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
<varlistentry>
|
|
<term><option>--children-max=</option></term>
|
|
<listitem>
|
|
<para>Limit the number of events executed in parallel.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
<varlistentry>
|
|
<term><option>--exec-delay=</option></term>
|
|
<listitem>
|
|
|
|
<para>Delay the execution of RUN intruction by the given
|
|
number of seconds. This option might be useful when
|
|
debugging system crashes during coldplug caused by loading
|
|
non-working kernel modules.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
<varlistentry>
|
|
<term><option>--resolve-names=</option></term>
|
|
<listitem>
|
|
<para>Specify when systemd-udevd should resolve names of users and groups.
|
|
When set to <option>early</option> (the default) names will be
|
|
resolved when the rules are parsed. When set to
|
|
<option>late</option> names will be resolved for every event.
|
|
When set to <option>never</option> names will never be resolved
|
|
and all devices will be owned by root.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
<varlistentry>
|
|
<term><option>--version</option></term>
|
|
<listitem>
|
|
<para>Print version number.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
<varlistentry>
|
|
<term><option>--help</option></term>
|
|
<listitem>
|
|
<para>Print help text.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refsect1>
|
|
|
|
<refsect1><title>Environment</title>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term><varname>UDEV_LOG=</varname></term>
|
|
<listitem>
|
|
<para>Set the logging priority.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refsect1>
|
|
|
|
<refsect1><title>Kernel command line</title>
|
|
<variablelist>
|
|
<para>Parameters starting with "rd." will be read when
|
|
<command>systemd-udevd</command> is used in an initrd.</para>
|
|
<varlistentry>
|
|
<term><varname>udev.log-priority=</varname></term>
|
|
<term><varname>rd.udev.log-priority=</varname></term>
|
|
<listitem>
|
|
<para>Set the logging priority.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
<varlistentry>
|
|
<term><varname>udev.children-max=</varname></term>
|
|
<term><varname>rd.udev.children-max=</varname></term>
|
|
<listitem>
|
|
<para>Limit the number of events executed in parallel.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
<varlistentry>
|
|
<term><varname>udev.exec-delay=</varname></term>
|
|
<term><varname>rd.udev.exec-delay=</varname></term>
|
|
<listitem>
|
|
<para>Delay the execution of RUN intruction by the given
|
|
number of seconds. This option might be useful when
|
|
debugging system crashes during coldplug caused by loading
|
|
non-working kernel modules.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refsect1>
|
|
|
|
<refsect1>
|
|
<title>See Also</title>
|
|
<para><citerefentry>
|
|
<refentrytitle>udev</refentrytitle><manvolnum>7</manvolnum>
|
|
</citerefentry>, <citerefentry>
|
|
<refentrytitle>udevadm</refentrytitle><manvolnum>8</manvolnum>
|
|
</citerefentry></para>
|
|
</refsect1>
|
|
</refentry>
|