Starting with: ii apt 1.2.20 amd64 commandline package manager
The following timers are present: # systemctl list-timers NEXT LEFT LAST PASSED UNIT ACTIVATES Fri 2017-07-28 09:42:31 UTC 14min left n/a n/a systemd-tmpfiles-clean.timer systemd-tmpfiles-clean.service Fri 2017-07-28 12:52:15 UTC 3h 24min left n/a n/a snapd.refresh.timer snapd.refresh.service Sat 2017-07-29 03:09:15 UTC 17h left n/a n/a apt-daily.timer apt-daily.service The apt-daily.service is going to run, unexpectadly, at 3:09am. Upgrading just apt: ii apt 1.2.24 amd64 commandline package manager # systemctl list-timers NEXT LEFT LAST PASSED UNIT ACTIVATES Fri 2017-07-28 09:42:31 UTC 12min left n/a n/a systemd-tmpfiles-clean.timer systemd-tmpfiles-clean.service Fri 2017-07-28 10:03:19 UTC 33min left n/a n/a snapd.refresh.timer snapd.refresh.service Fri 2017-07-28 20:18:24 UTC 10h left Fri 2017-07-28 09:27:35 UTC 1min 57s ago apt-daily.timer apt-daily.service Sat 2017-07-29 06:30:36 UTC 21h left n/a n/a apt-daily-upgrade.timer apt-daily-upgrade.service Now there is timer to do a refresh at a random time, yet there is a predictable apt-daily-upgrade to apply the timer between 6 and 7am. All of this looks good. I will leave this container around, and will check if upgrades were applied tomorrow. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1686470 Title: Apt updates that are uniformly spread across all timezones, with predictable application windows To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1686470/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs