Thank you for response, will do it tonight and update bug with results.
On 2 November 2016 at 14:13, Christopher M. Penalver < [email protected]> wrote: > bostjan, to keep this relevant to upstream, one would want check for, > and test the latest mainline kernel (now 4.9-rc3) as it is released. > > Could you please advise? > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1610028 > > Title: > Power usage 50% worse than 14.04 on MacBook Air 6,2 > > Status in linux package in Ubuntu: > Incomplete > > Bug description: > Hi, > > I do not know which package/condition to attribute this behaviour to, > but MBA running Ubuntu 14.04 is using about 50% of power that needs to > be delivered for 16.04. (minumum 10W power draw vs minimum ~5W draw). > > Otherwise 16.04 works well. > > Any clue how to tackle this? > > > Best, > b. > > ProblemType: Bug > DistroRelease: Ubuntu 16.04 > Package: linux-image-4.4.0-31-generic 4.4.0-31.50 > ProcVersionSignature: Ubuntu 4.4.0-31.50-generic 4.4.13 > Uname: Linux 4.4.0-31-generic x86_64 > NonfreeKernelModules: wl > ApportVersion: 2.20.1-0ubuntu2.1 > Architecture: amd64 > AudioDevicesInUse: > USER PID ACCESS COMMAND > /dev/snd/controlC0: bostjan 3629 F.... pulseaudio > /dev/snd/controlC1: bostjan 3629 F.... pulseaudio > Date: Fri Aug 5 02:29:33 2016 > EcryptfsInUse: Yes > HibernationDevice: RESUME=UUID=a1169bd1-3502-4168-a9f9-639255a224c0 > InstallationDate: Installed on 2016-08-04 (0 days ago) > InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 > (20160420.1) > MachineType: Apple Inc. MacBookAir6,2 > ProcFB: 0 inteldrmfb > ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-31-generic.efi.signed > root=/dev/mapper/as--u--vg-root ro quiet splash vt.handoff=7 > PulseList: > Error: command ['pacmd', 'list'] failed with exit code 1: Home > directory not accessible: Permission denied > No PulseAudio daemon running, or not running as session daemon. > RelatedPackageVersions: > linux-restricted-modules-4.4.0-31-generic N/A > linux-backports-modules-4.4.0-31-generic N/A > linux-firmware 1.157.2 > SourcePackage: linux > UpgradeStatus: No upgrade log present (probably fresh install) > dmi.bios.date: 02/07/2014 > dmi.bios.vendor: Apple Inc. > dmi.bios.version: MBA61.88Z.0099.B09.1402071141 > dmi.board.asset.tag: Base Board Asset Tag# > dmi.board.name: Mac-7DF21CB3ED6977E5 > dmi.board.vendor: Apple Inc. > dmi.board.version: MacBookAir6,2 > dmi.chassis.type: 10 > dmi.chassis.vendor: Apple Inc. > dmi.chassis.version: Mac-7DF21CB3ED6977E5 > dmi.modalias: dmi:bvnAppleInc.:bvrMBA61.88Z.0099.B09.1402071141:bd02/07/ > 2014:svnAppleInc.:pnMacBookAir6,2:pvr1.0:rvnAppleInc.:rnMac- > 7DF21CB3ED6977E5:rvrMacBookAir6,2:cvnAppleInc.: > ct10:cvrMac-7DF21CB3ED6977E5: > dmi.product.name: MacBookAir6,2 > dmi.product.version: 1.0 > dmi.sys.vendor: Apple Inc. > > To manage notifications about this bug go to: > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/ > 1610028/+subscriptions > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1610028 Title: Power usage 50% worse than 14.04 on MacBook Air 6,2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1610028/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
