Control: retitled -1 anacron: upgrade frozen on "Setting up anacron (2.3-48)
..." for 10 minutes
On 2026-04-12 01:13:08 +0200, Vincent Lefevre wrote:
> The upgrade gets frozen on "Setting up anacron (2.3-48) ...",
> without taking any CPU time.
It eventually terminated and took about 10 minutes!
I can see in the journalctl output:
Apr 12 01:04:00 qaa systemd[1]: Reload requested from client PID 667648
('systemctl') (unit session-2.scope)...
Apr 12 01:04:00 qaa systemd[1]: Reloading...
Apr 12 01:04:00 qaa systemd[1]: Reloading finished in 154 ms.
Apr 12 01:04:01 qaa systemd[1]: Reload requested from client PID 667724
('systemctl') (unit session-2.scope)...
Apr 12 01:04:01 qaa systemd[1]: Reloading...
Apr 12 01:04:01 qaa systemd[1]: Reloading finished in 116 ms.
Apr 12 01:04:01 qaa systemd[1]: Starting anacron.service - Run anacron jobs...
Apr 12 01:04:01 qaa systemd[1]: anacron.timer: Deactivated successfully.
Apr 12 01:04:01 qaa systemd[1]: Stopped anacron.timer - Trigger anacron every
hour.
Apr 12 01:04:01 qaa systemd[1]: Stopping anacron.timer - Trigger anacron every
hour...
Apr 12 01:04:01 qaa systemd[1]: Started anacron.timer - Trigger anacron every
hour.
Apr 12 01:04:01 qaa anacron[667802]: Anacron 2.3 started on 2026-04-12
Apr 12 01:04:01 qaa anacron[667802]: Will run job `cron.daily' in 5 min.
Apr 12 01:04:01 qaa anacron[667802]: Will run job `cron.weekly' in 10 min.
Apr 12 01:04:01 qaa anacron[667802]: Jobs will be executed sequentially
Apr 12 01:05:01 qaa CRON[668053]: pam_unix(cron:session): session opened for
user root(uid=0) by root(uid=0)
Apr 12 01:05:01 qaa CRON[668055]: (root) CMD (command -v debian-sa1 > /dev/null
&& debian-sa1 1 1)
Apr 12 01:05:01 qaa CRON[668053]: pam_unix(cron:session): session closed for
user root
Apr 12 01:09:01 qaa anacron[667802]: Job `cron.daily' started
Apr 12 01:09:01 qaa anacron[668761]: Updated timestamp for job `cron.daily' to
2026-04-12
Apr 12 01:09:02 qaa anacron[667802]: Job `cron.daily' terminated
Apr 12 01:14:01 qaa anacron[667802]: Job `cron.weekly' started
Apr 12 01:14:01 qaa anacron[669372]: Updated timestamp for job `cron.weekly' to
2026-04-12
Apr 12 01:14:01 qaa anacron[667802]: Job `cron.weekly' terminated
Apr 12 01:14:01 qaa anacron[667802]: Normal exit (2 jobs run)
Apr 12 01:14:01 qaa systemd[1]: anacron.service: Deactivated successfully.
Apr 12 01:14:01 qaa systemd[1]: Finished anacron.service - Run anacron jobs.
Apr 12 01:14:01 qaa systemd[1]: anacron.service: Consumed 746ms CPU time over
10min 34ms wall clock time, 151.9M memory peak.
I suspect that the "Will run job `cron.weekly' in 10 min." caused that.
--
Vincent Lefèvre <[email protected]> - Web: <https://www.vinc17.net/>
100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/>
Work: CR INRIA - computer arithmetic / Pascaline project (LIP, ENS-Lyon)
