mounted read-only, except for the API file system subtrees <filename>/dev/</filename>,
<filename>/proc/</filename> and <filename>/sys/</filename> (protect these directories using
<varname>PrivateDevices=</varname>, <varname>ProtectKernelTunables=</varname>,
- <varname>ProtectControlGroups=</varname>). This setting ensures that any modification of the vendor-supplied
- operating system (and optionally its configuration, and local mounts) is prohibited for the service. It is
- recommended to enable this setting for all long-running services, unless they are involved with system updates
- or need to modify the operating system in other ways. If this option is used,
- <varname>ReadWritePaths=</varname> may be used to exclude specific directories from being made read-only. This
- setting is implied if <varname>DynamicUser=</varname> is set. This setting cannot ensure protection in all
- cases. In general it has the same limitations as <varname>ReadOnlyPaths=</varname>, see below. Defaults to
- off.</para>
+ <varname>ProtectControlGroups=</varname>). This setting ensures that any modification of the
+ vendor-supplied operating system (and optionally its configuration, and local mounts) is prohibited
+ for the service. It is recommended to enable this setting for all long-running services, unless they
+ are involved with system updates or need to modify the operating system in other ways. If this option
+ is used, <varname>ReadWritePaths=</varname> may be used to exclude specific directories from being
+ made read-only. Similar, <varname>StateDirectory=</varname>, <varname>LogsDirectory=</varname>, … and
+ related directory settings (see below) also exclude the specific directories from the effect of
+ <varname>ProtectSystem=</varname>. This setting is implied if <varname>DynamicUser=</varname> is
+ set. This setting cannot ensure protection in all cases. In general it has the same limitations as
+ <varname>ReadOnlyPaths=</varname>, see below. Defaults to off.</para>
<xi:include href="version-info.xml" xpointer="v214"/></listitem>
</varlistentry>