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1 | <?xml version="1.0"?> |
2 | <!--*-nxml-*--> | |
12b42c76 | 3 | <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> |
ca6b98ae | 4 | <!-- |
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5 | SPDX-License-Identifier: LGPL-2.1+ |
6 | ||
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7 | This file is part of systemd. |
8 | ||
9 | Copyright 2012 Lennart Poettering | |
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10 | --> |
11 | <refentry id="systemd-remount-fs.service"> | |
12 | ||
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13 | <refentryinfo> |
14 | <title>systemd-remount-fs.service</title> | |
15 | <productname>systemd</productname> | |
ca6b98ae | 16 | |
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17 | <authorgroup> |
18 | <author> | |
19 | <contrib>Developer</contrib> | |
20 | <firstname>Lennart</firstname> | |
21 | <surname>Poettering</surname> | |
22 | <email>lennart@poettering.net</email> | |
23 | </author> | |
24 | </authorgroup> | |
25 | </refentryinfo> | |
ca6b98ae | 26 | |
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27 | <refmeta> |
28 | <refentrytitle>systemd-remount-fs.service</refentrytitle> | |
29 | <manvolnum>8</manvolnum> | |
30 | </refmeta> | |
ca6b98ae | 31 | |
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32 | <refnamediv> |
33 | <refname>systemd-remount-fs.service</refname> | |
34 | <refname>systemd-remount-fs</refname> | |
35 | <refpurpose>Remount root and kernel file systems</refpurpose> | |
36 | </refnamediv> | |
ca6b98ae | 37 | |
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38 | <refsynopsisdiv> |
39 | <para><filename>systemd-remount-fs.service</filename></para> | |
12b42c76 | 40 | <para><filename>/usr/lib/systemd/systemd-remount-fs</filename></para> |
798d3a52 | 41 | </refsynopsisdiv> |
ca6b98ae | 42 | |
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43 | <refsect1> |
44 | <title>Description</title> | |
ca6b98ae | 45 | |
798d3a52 | 46 | <para><filename>systemd-remount-fs.service</filename> is an |
b938cb90 | 47 | early boot service that applies mount options listed in |
3ba3a79d | 48 | <citerefentry project='man-pages'><refentrytitle>fstab</refentrytitle><manvolnum>5</manvolnum></citerefentry> |
35c0808f | 49 | to the root file system, the <filename>/usr</filename> file system, |
798d3a52 | 50 | and the kernel API file systems. This is required so that the |
35c0808f | 51 | mount options of these file systems — which are pre-mounted by |
798d3a52 | 52 | the kernel, the initial RAM disk, container environments or system |
35c0808f | 53 | manager code — are updated to those listed in |
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54 | <filename>/etc/fstab</filename>. This service ignores normal file |
55 | systems and only changes the root file system (i.e. | |
56 | <filename>/</filename>), <filename>/usr</filename> and the virtual | |
57 | kernel API file systems such as <filename>/proc</filename>, | |
58 | <filename>/sys</filename> or <filename>/dev</filename>. This | |
59 | service executes no operation if <filename>/etc/fstab</filename> | |
60 | does not exist or lists no entries for the mentioned file | |
61 | systems.</para> | |
236bc757 | 62 | |
798d3a52 | 63 | <para>For a longer discussion of kernel API file systems see |
28a0ad81 | 64 | <ulink url="https://www.freedesktop.org/wiki/Software/systemd/APIFileSystems">API |
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65 | File Systems</ulink>.</para> |
66 | </refsect1> | |
ca6b98ae | 67 | |
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68 | <refsect1> |
69 | <title>See Also</title> | |
70 | <para> | |
71 | <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, | |
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72 | <citerefentry project='man-pages'><refentrytitle>fstab</refentrytitle><manvolnum>5</manvolnum></citerefentry>, |
73 | <citerefentry project='man-pages'><refentrytitle>mount</refentrytitle><manvolnum>8</manvolnum></citerefentry> | |
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74 | </para> |
75 | </refsect1> | |
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76 | |
77 | </refentry> |