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man: explicitly note that units surviving soft-reboot should not pin resources

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Luca Boccassi 2023-07-18 15:48:59 +01:00
parent 3f37a82545
commit 947d836a6e
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man/systemd-soft-reboot.service.xml
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@ -119,7 +119,9 @@
processes running during a soft-reboot operation requires disconnecting the service comprehensively from
the rest of the OS, i.e. minimizing IPC and reducing sharing of resources with the rest of the OS. A
possible mechanism to achieve this is the concept of <ulink
url="https://systemd.io/PORTABLE_SERVICES">Portable Services</ulink>.</para>
url="https://systemd.io/PORTABLE_SERVICES">Portable Services</ulink>, but make sure no resource from
the host's root filesystem is pinned via <varname>BindPaths=</varname> or similar unit settings,
otherwise the old root filesystem will be kept in memory as long as the unit is running.</para>
<para>If units shall be left running until the very end of shutdown during a soft reboot operation, but
shall be terminated regularly during other forms of shutdown, it's recommended to set