更改处理时间 - 是否真实?

root@bbb:~# systemctl list-timers --all NEXT LEFT LAST PASSED UNIT ACTIVATES Sat 2026-09-19 09:20:16 UTC 42min left Sat 2026-09-19 08:21:57 UTC 15min ago fwupd-refresh.timer fwupd-refresh.service Sat 2026-09-19 11:31:51 UTC 2h 54min left Fri 2026-09-18 18:03:19 UTC 14h ago apt-daily.timer apt-daily.service Sat 2026-09-19 13:21:09 UTC 4h 43min left Fri 2026-09-18 08:40:36 UTC 23h ago mdmonitor-oneshot.timer mdmonitor-oneshot.service Sat 2026-09-19 13:41:01 UTC 5h 3min left Fri 2026-09-18 13:41:01 UTC 18h ago update-notifier-download.timer update-notifier-download.service Sat 2026-09-19 13:49:30 UTC 5h 11min left Fri 2026-09-18 13:49:30 UTC 18h ago systemd-tmpfiles-clean.timer systemd-tmpfiles-clean.service Sat 2026-09-19 22:15:00 UTC 13h left Sat 2026-09-19 01:19:12 UTC 7h ago snap.certbot.renew.timer snap.certbot.renew.service Sat 2026-09-19 23:45:47 UTC 15h left Sat 2026-09-19 02:21:45 UTC 6h ago motd-news.timer motd-news.service Sun 2026-09-20 00:00:00 UTC 15h left Sat 2026-09-19 00:00:01 UTC 8h ago dpkg-db-backup.timer dpkg-db-backup.service Sun 2026-09-20 00:00:00 UTC 15h left Sat 2026-09-19 00:00:01 UTC 8h ago logrotate.timer logrotate.service Sun 2026-09-20 03:10:00 UTC 18h left Sun 2026-09-13 03:10:34 UTC 6 days ago e2scrub_all.timer e2scrub_all.service Sun 2026-09-20 05:27:14 UTC 20h left Sat 2026-09-19 07:37:49 UTC 59min ago man-db.timer man-db.service Sun 2026-09-20 06:39:17 UTC 22h left Sat 2026-09-19 06:44:19 UTC 1h 53min ago apt-daily-upgrade.timer apt-daily-upgrade.service Sun 2026-09-20 11:41:19 UTC 1 day 3h left Sat 2026-09-19 03:27:54 UTC 5h 9min ago mdcheck_continue.timer mdcheck_continue.service Sun 2026-09-20 17:11:04 UTC 1 day 8h left Thu 2026-09-17 15:54:01 UTC 1 day 16h ago update-notifier-motd.timer update-notifier-motd.service Mon 2026-09-21 01:22:58 UTC 1 day 16h left Mon 2026-09-14 00:30:01 UTC 5 days ago fstrim.timer fstrim.service Sun 2026-10-04 17:00:29 UTC 2 weeks 1 day left Sun 2026-09-06 08:31:19 UTC 1 week 6 days ago mdcheck_start.timer mdcheck_start.service n/a n/a n/a n/a apport-autoreport.timer apport-autoreport.service n/a n/a n/a …