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dbus: Document org.freedesktop.systemd1.Service.MemoryAvailable property

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The value is an optimistic estimate, make it clear in the docs.
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Michal Koutný
2023-09-07 20:00:28 +02:00
parent 8db929a1e2
commit 055665d596
1 changed files with 5 additions and 4 deletions
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9
man/org.freedesktop.systemd1.xml
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@@ -4603,10 +4603,11 @@ node /org/freedesktop/systemd1/unit/avahi_2ddaemon_2eservice {
<varname>ExtensionDirectories</varname>
see systemd.exec(5) for their meaning.</para>
<para><varname>MemoryAvailable</varname> indicates how much unused memory is available to the unit before
the <literal>MemoryMax</literal> or <literal>MemoryHigh</literal> (whichever is lower) limit set by the cgroup
memory controller is reached. It will take into consideration limits on all parent slices, other than the
limits set on the unit itself.</para>
<para><varname>MemoryAvailable</varname> takes into account unit's and parents' <literal>MemoryMax</literal>
or <literal>MemoryHigh</literal> or physically available RAM versus given level's memory consumption
and takes minimum. Beware that other units below the tightest parent slice may consume the memory quicker
and less than reported value would remain for own allocation.
It works better in conjunction with <varname>MemoryAccounting=yes</varname> on involved units.</para>
<para><varname>DelegateSubgroup</varname> contains the cgroup subgroup to place invoked unit processes
in. As configured by the option of the same name in unit files. This is set to the empty string when it