"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
<!--
+ SPDX-License-Identifier: LGPL-2.1+
+
This file is part of systemd.
Copyright 2014 Kay Sievers
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-->
<refentry id="systemd-timesyncd.service" conditional='ENABLE_TIMESYNCD'>
reboots to ensure it monotonically advances even if the system
lacks a battery-buffered RTC chip.</para>
+ <para>The <filename>systemd-timesyncd</filename> service
+ specifically implements only SNTP. This minimalistic
+ service will set the system clock for large offsets or
+ slowly adjust it for smaller deltas. More complex use
+ cases are not covered by <filename>systemd-timesyncd</filename>.</para>
+
<para>The NTP servers contacted are determined from the global
settings in
<citerefentry><refentrytitle>timesyncd.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
<variablelist>
<varlistentry>
- <term><filename>/var/lib/systemd/clock</filename></term>
+ <term><filename>/var/lib/systemd/timesync/clock</filename></term>
<listitem>
- <para>This file contains the timestamp of last successful
+ <para>This file contains the timestamp of the last successful
synchronization.</para>
</listitem>
</varlistentry>