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authorLennart Poettering <lennart@poettering.net>2020-12-28 10:43:10 +0100
committerLennart Poettering <lennart@poettering.net>2020-12-28 10:53:20 +0100
commit57b3b8f48c00109238ef5a1d569c0e6fee3e3efa (patch)
tree569e2d9d628c1a77ca6fc347e08ea5280f432a1a /man
parentb149d230ea23c14bac2dfe79c47e58782623200f (diff)
downloadsystemd-57b3b8f48c00109238ef5a1d569c0e6fee3e3efa.tar.gz
man: apply @Minoru's suggestions from code review
Co-authored-by: Alexander Batischev <eual.jp@gmail.com>
Diffstat (limited to 'man')
-rw-r--r--man/systemd-timesyncd.service.xml5
-rw-r--r--man/systemd.special.xml12
2 files changed, 8 insertions, 9 deletions
diff --git a/man/systemd-timesyncd.service.xml b/man/systemd-timesyncd.service.xml
index fcd731fd6f..9ab4af9763 100644
--- a/man/systemd-timesyncd.service.xml
+++ b/man/systemd-timesyncd.service.xml
@@ -59,9 +59,8 @@
after <filename>time-set.target</filename> (see
<citerefentry><refentrytitle>systemd.special</refentrytitle><manvolnum>7</manvolnum></citerefentry> for
details) until the local time has been updated from <filename>/var/lib/systemd/timesync/clock</filename>
- (see below) in order to make it roughly monotonic (see above), should this be necessary — for example
- because no RTC device is available. It does not delay other units until synchronization with an accurate
- reference time sources has been reached. Use
+ (see below) in order to make it roughly monotonic. It does not delay other units until synchronization
+ with an accurate reference time sources has been reached. Use
<citerefentry><refentrytitle>systemd-time-wait-sync.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>
to achieve that, which will delay start of units that are ordered after
<filename>time-sync.target</filename> until synchronization to an accurate reference clock is
diff --git a/man/systemd.special.xml b/man/systemd.special.xml
index 8a98fa4c0f..e731c9ced2 100644
--- a/man/systemd.special.xml
+++ b/man/systemd.special.xml
@@ -1018,7 +1018,7 @@
<citerefentry><refentrytitle>systemd-timesyncd.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>
service is a simple daemon that pulls in this target and orders itself before it. Besides
implementing the SNTP network protocol it maintains a timestamp file on disk whose modification
- time is regularlary updated. At service start-up the local system clock is updated accordingly,
+ time is regularlary updated. At service start-up the local system clock is set from that modification time,
ensuring it increases roughly monotonically.</para>
<para>Note that ordering a unit after <filename>time-set.target</filename> only has effect if
@@ -1026,7 +1026,7 @@
monotonicity. Otherwise, this target might get reached before the clock is adjusted to be roughly
monotonic. Enable
<citerefentry><refentrytitle>systemd-timesyncd.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
- to achieve that — or an alternative NTP implementation.</para>
+ or an alternative NTP implementation to delay the target.</para>
</listitem>
</varlistentry>
<varlistentry>
@@ -1043,9 +1043,9 @@
<varname>OnCalendar=</varname> directive.</para>
<para>This target provides stricter clock accuracy guarantees than
- <filename>time-set.target</filename> (see above), but likely relies on possibly unreliable
- network communication and thus might introduce possibly substantial activation delays for
- services ordered after this target. Services that require clock accuracy and where network
+ <filename>time-set.target</filename> (see above), but likely requires
+ network communication and thus introduces unpredictable delays.
+ Services that require clock accuracy and where network
communication delays are acceptable should use this target. Services that require a less accurate
clock, and only approximate and roughly monotonic clock behaviour should use
<filename>time-set.target</filename> instead.</para>
@@ -1057,7 +1057,7 @@
<citerefentry><refentrytitle>systemd-timesyncd.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
enable
<citerefentry><refentrytitle>systemd-time-wait-sync.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>
- to achieve that; or use an equivalent service for other NTP implementations.</para>
+ to delay the target; or use an equivalent service for other NTP implementations.</para>
<table>
<title>Comparison</title>