name : systemd-sysupdate.timer # SPDX-License-Identifier: LGPL-2.1-or-later # # This file is part of systemd. # # systemd is free software; you can redistribute it and/or modify it # under the terms of the GNU Lesser General Public License as published by # the Free Software Foundation; either version 2.1 of the License, or # (at your option) any later version. [Unit] Description=Automatic System Update Documentation=man:systemd-sysupdate.service(8) # For containers we assume that the manager will handle updates. And we likely # can't even access our backing block device anyway. ConditionVirtualization=!container [Timer] # Trigger the update 15min after boot, and then – on average – every 6h, but # randomly distributed in a 2h…6h interval. In addition trigger things # persistently once on each Saturday, to ensure that even on systems that are # never booted up for long we have a chance to to do the update. OnBootSec=15min OnUnitActiveSec=2h OnCalendar=Sat RandomizedDelaySec=4h Persistent=yes [Install] WantedBy=timers.target