High battery drain during suspend on Kernel 6.2
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux-signed-hwe-6.2 (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
I have high battery drain during sleep with my Dell XPS 9320. It drains fast when I boot into kernel 6.2 (linux-
I took these measurements:
- Kernel 6.0: suspended for 11 hours from a full charge - 6% battery drain
- Kernel 6.2: suspended for 6.5 hours from a full charge - 27% battery drain
I'm using the latest BIOS version for my laptop (2.5.0). I'm on Ubuntu 22.04.
I'm attaching two syslog excerpts of suspend/resume cycles on both kernels (they are from the suspend/resume when I took the measurements).
ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: linux-image-
ProcVersionSign
Uname: Linux 6.0.0-1020-oem x86_64
ApportVersion: 2.20.11-0ubuntu82.5
Architecture: amd64
CasperMD5CheckR
CurrentDesktop: ubuntu:GNOME
Date: Wed Sep 20 05:10:19 2023
InstallationDate: Installed on 2022-11-29 (295 days ago)
InstallationMedia: Ubuntu 22.04.1 LTS "Jammy Jellyfish" - Release amd64 (20220809.1)
ProcEnviron:
TERM=screen-
PATH=(custom, no user)
XDG_RUNTIME_
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: linux-signed-
UpgradeStatus: No upgrade log present (probably fresh install)