starting with systemd processes, i’ve found that i can use this command to get a list
sudo systemctl list-timers
which produces this list
NEXT LEFT LAST PASSED UNIT ACTIVATES
Fri 2025-01-31 10:29:25 PST 7min Fri 2025-01-31 09:07:57 PST 47min ago fwupd-refresh.timer fwupd-refresh.service
Fri 2025-01-31 10:30:00 PST 8min Fri 2025-01-31 10:21:24 PST 30s ago sysstat-collect.timer sysstat-collect.service
Fri 2025-01-31 10:30:26 PST 8min Fri 2025-01-31 09:33:02 PST 22min ago anacron.timer anacron.service
Fri 2025-01-31 16:05:44 PST 5h 43min Fri 2025-01-31 09:08:00 PST 47min ago motd-news.timer motd-news.service
Fri 2025-01-31 16:52:20 PST 6h Thu 2025-01-30 07:07:43 PST - plocate-updatedb.timer plocate-updatedb.service
Sat 2025-02-01 00:00:00 PST 13h Fri 2025-01-31 05:15:33 PST 2h 28min ago dpkg-db-backup.timer dpkg-db-backup.service
Sat 2025-02-01 00:00:00 PST 13h - - sysstat-rotate.timer sysstat-rotate.service
Sat 2025-02-01 00:07:00 PST 13h - - sysstat-summary.timer sysstat-summary.service
Sat 2025-02-01 00:57:01 PST 14h Fri 2025-01-31 06:56:55 PST 2h 13min ago logrotate.timer logrotate.service
Sat 2025-02-01 04:53:07 PST 18h Fri 2025-01-31 10:21:24 PST 30s ago apt-daily.timer apt-daily.service
Sat 2025-02-01 06:04:42 PST 19h Fri 2025-01-31 07:31:42 PST 1h 38min ago apt-daily-upgrade.timer apt-daily-upgrade.service
Sat 2025-02-01 07:58:29 PST 21h Fri 2025-01-31 05:20:33 PST 2h 23min ago update-notifier-download.timer update-notifier-download.service
Sat 2025-02-01 07:58:53 PST 21h Fri 2025-01-31 09:08:31 PST 47min ago man-db.timer man-db.service
Sat 2025-02-01 08:08:26 PST 21h Fri 2025-01-31 05:30:30 PST 2h 13min ago systemd-tmpfiles-clean.timer systemd-tmpfiles-clean.service
Sun 2025-02-02 03:10:44 PST 1 day 16h Sun 2025-01-26 03:22:42 PST - e2scrub_all.timer e2scrub_all.service
Mon 2025-02-03 01:33:56 PST 2 days Mon 2025-01-27 07:21:10 PST - fstrim.timer fstrim.service
Fri 2025-02-07 08:05:41 PST 6 days Sun 2025-01-26 20:18:03 PST - update-notifier-motd.timer update-notifier-motd.service
some of these are not showing that they “passed” and i’m particularly interested in the one’s that run in the middle of the nite, since that’s when my system locks up hard for some reason.
can anyone shed any light on which of these might be crashing my system?