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man: explicit say for priority/weight values whether more is more or less

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Fixes: #17523
This commit is contained in:
Lennart Poettering
2021-05-26 12:42:13 +01:00
committed by Luca Boccassi
parent bb635f3706
commit 7dbc38db50
2 changed files with 34 additions and 26 deletions
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man/systemd.exec.xml
+18 -12
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@@ -1036,8 +1036,10 @@ CapabilityBoundingSet=~CAP_B CAP_C</programlisting>
<varlistentry>
<term><varname>Nice=</varname></term>
<listitem><para>Sets the default nice level (scheduling priority) for executed processes. Takes an integer
between -20 (highest priority) and 19 (lowest priority). See
<listitem><para>Sets the default nice level (scheduling priority) for executed processes. Takes an
integer between -20 (highest priority) and 19 (lowest priority). In case of resource contention,
smaller values mean more resources will be made available to the unit's processes, larger values mean
less resources will be made available. See
<citerefentry><refentrytitle>setpriority</refentrytitle><manvolnum>2</manvolnum></citerefentry> for
details.</para></listitem>
</varlistentry>
@@ -1054,11 +1056,13 @@ CapabilityBoundingSet=~CAP_B CAP_C</programlisting>
<varlistentry>
<term><varname>CPUSchedulingPriority=</varname></term>
<listitem><para>Sets the CPU scheduling priority for executed processes. The available priority range depends
on the selected CPU scheduling policy (see above). For real-time scheduling policies an integer between 1
(lowest priority) and 99 (highest priority) can be used. See
<citerefentry project='man-pages'><refentrytitle>sched_setscheduler</refentrytitle><manvolnum>2</manvolnum></citerefentry> for
details. </para></listitem>
<listitem><para>Sets the CPU scheduling priority for executed processes. The available priority range
depends on the selected CPU scheduling policy (see above). For real-time scheduling policies an
integer between 1 (lowest priority) and 99 (highest priority) can be used. In case of CPU resource
contention, smaller values mean less CPU time is made available to the service, larger values mean
more. See <citerefentry
project='man-pages'><refentrytitle>sched_setscheduler</refentrytitle><manvolnum>2</manvolnum></citerefentry>
for details. </para></listitem>
</varlistentry>
<varlistentry>
@@ -1122,11 +1126,13 @@ CapabilityBoundingSet=~CAP_B CAP_C</programlisting>
<varlistentry>
<term><varname>IOSchedulingPriority=</varname></term>
<listitem><para>Sets the I/O scheduling priority for executed processes. Takes an integer between 0 (highest
priority) and 7 (lowest priority). The available priorities depend on the selected I/O scheduling class (see
above). If the empty string is assigned to this option, all prior assignments to both
<varname>IOSchedulingClass=</varname> and <varname>IOSchedulingPriority=</varname> have no effect.
See <citerefentry><refentrytitle>ioprio_set</refentrytitle><manvolnum>2</manvolnum></citerefentry> for
<listitem><para>Sets the I/O scheduling priority for executed processes. Takes an integer between 0
(highest priority) and 7 (lowest priority). In case of I/O contention, smaller values mean more I/O
bandwidth is made available to the unit's processes, larger values mean less bandwidth. The available
priorities depend on the selected I/O scheduling class (see above). If the empty string is assigned
to this option, all prior assignments to both <varname>IOSchedulingClass=</varname> and
<varname>IOSchedulingPriority=</varname> have no effect. See
<citerefentry><refentrytitle>ioprio_set</refentrytitle><manvolnum>2</manvolnum></citerefentry> for
details.</para></listitem>
</varlistentry>