I have the exact same device as the OP and followed the same upgrade path. Prior to upgrading to Focal, suspend used deep sleep. Now it uses s2idle, with considerable adverse effects on battery life.
Cutting and pasting from journalctl output: ... Apr 01 12:20:47 XPS-13-linux kernel: PM: suspend entry (deep) Apr 01 14:00:23 XPS-13-linux kernel: PM: suspend exit Apr 01 17:40:10 XPS-13-linux kernel: PM: suspend entry (deep) Apr 01 18:51:04 XPS-13-linux kernel: PM: suspend exit Apr 04 19:37:39 XPS-13-linux kernel: PM: suspend entry (s2idle) Apr 04 21:21:08 XPS-13-linux kernel: PM: suspend exit Apr 04 22:15:33 XPS-13-linux kernel: PM: suspend entry (s2idle) Apr 05 05:03:52 XPS-13-linux kernel: PM: suspend exit Apr 05 11:35:00 XPS-13-linux kernel: PM: suspend entry (s2idle) Apr 05 12:21:48 XPS-13-linux kernel: PM: suspend exit Apr 05 12:40:56 XPS-13-linux kernel: PM: suspend entry (s2idle) Apr 05 13:58:44 XPS-13-linux kernel: PM: suspend exit Apr 05 14:44:53 XPS-13-linux kernel: PM: suspend entry (s2idle) Apr 05 15:23:53 XPS-13-linux kernel: PM: suspend exit -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1860390 Title: Dell XPS 13 (9360) defaults to s2idle sleep/suspend instead of deep (suspend to ram) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1860390/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
