@MountainX It means that an entry was made in the release notes for Natty
about this regression.

On 28 April 2011 22:17, MountainX <email address hidden> wrote:

> I hope this is an appropriate question here:
>
> Can someone explain this comment?
>
> >Leann Ogasawara on 2011-04-25
> >Changed in ubuntu-release-notes:
> >status:        In Progress → Fix Released
>
> The status says fix released, yet it doesn't appear to be fixed. Does
> that mean the fix is coming or does it mean the fix didn't really fix
> it?
>
> Thanks for any reply.
>
> --
> You received this bug notification because you are a direct subscriber
> of the bug.
> https://bugs.launchpad.net/bugs/760131
>
> Title:
>  Power consumption raised significantly in natty
>
> Status in Release Notes for Ubuntu:
>  Fix Released
> Status in “linux” package in Ubuntu:
>  Confirmed
> Status in “linux” source package in Natty:
>  Confirmed
> Status in “linux” source package in Oneiric:
>  Confirmed
>
> Bug description:
>  This is a regression moving from maverick->natty.  With the same sort
>  of light interactive usage, Battery life has gone from ~4 hours to
>  2:45 or so.
>
>  Running powertop shows the system in P-state "Turbo mode" 10-15% of
>  the time.  Typically this was almost zero in maverick, 98+% of the
>  time maverick was in the lowest state.
>
>  wakeups reported in the 5-600/s range where previously (from memory)
>  it was 200 ish.  i915 driver is high on the list.  This is
>  irrespective of whether running unity or classic desktop.
>
>  ProblemType: Bug
>  DistroRelease: Ubuntu 11.04
>  Package: linux-image-2.6.38-8-generic 2.6.38-8.42
>  Regression: Yes
>  Reproducible: Yes
>  ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
>  Uname: Linux 2.6.38-8-generic x86_64
>  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
>  Architecture: amd64
>  ArecordDevices:
>   **** List of CAPTURE Hardware Devices ****
>   card 0: Intel [HDA Intel], device 0: CONEXANT Analog [CONEXANT Analog]
>     Subdevices: 1/1
>     Subdevice #0: subdevice #0
>  AudioDevicesInUse:
>   USER        PID ACCESS COMMAND
>   /dev/snd/controlC0:  james      2068 F.... pulseaudio
>  CRDA: Error: [Errno 2] No such file or directory
>  Card0.Amixer.info:
>   Card hw:0 'Intel'/'HDA Intel at 0xf2620000 irq 47'
>     Mixer name : 'Conexant CX20561 (Hermosa)'
>     Components : 'HDA:14f15051,17aa20ff,00100000'
>     Controls      : 16
>     Simple ctrls  : 8
>  Card29.Amixer.info:
>   Card hw:29 'ThinkPadEC'/'ThinkPad Console Audio Control at EC reg 0x30,
> fw 7XHT24WW-1.06'
>     Mixer name : 'ThinkPad EC 7XHT24WW-1.06'
>     Components : ''
>     Controls      : 1
>     Simple ctrls  : 1
>  Card29.Amixer.values:
>   Simple mixer control 'Console',0
>     Capabilities: pswitch pswitch-joined penum
>     Playback channels: Mono
>     Mono: Playback [on]
>  Date: Wed Apr 13 15:03:35 2011
>  EcryptfsInUse: Yes
>  HibernationDevice: RESUME=UUID=bb479652-f524-4abe-b1b0-27646d6deebc
>  InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release Candidate
> amd64 (20100928)
>  MachineType: LENOVO 7465CTO
>  ProcEnviron:
>   LANGUAGE=en_US:en_GB:en
>   PATH=(custom, user)
>   LANG=en_US.UTF-8
>   SHELL=/bin/bash
>  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-8-generic
> root=UUID=266abe9a-19c2-4cc3-9ef7-238b729b6044 ro quiet splash
> libata.force=noncq vt.handoff=7
>  RelatedPackageVersions:
>   linux-restricted-modules-2.6.38-8-generic N/A
>   linux-backports-modules-2.6.38-8-generic  N/A
>   linux-firmware                            1.50
>  RfKill:
>   0: phy0: Wireless LAN
>    Soft blocked: no
>    Hard blocked: no
>  SourcePackage: linux
>  UpgradeStatus: Upgraded to natty on 2011-04-06 (7 days ago)
>  dmi.bios.date: 11/10/2009
>  dmi.bios.vendor: LENOVO
>  dmi.bios.version: 6DET61WW (3.11 )
>  dmi.board.name: 7465CTO
>  dmi.board.vendor: LENOVO
>  dmi.board.version: Not Available
>  dmi.chassis.asset.tag: No Asset Information
>  dmi.chassis.type: 10
>  dmi.chassis.vendor: LENOVO
>  dmi.chassis.version: Not Available
>  dmi.modalias:
> dmi:bvnLENOVO:bvr6DET61WW(3.11):bd11/10/2009:svnLENOVO:pn7465CTO:pvrThinkPadX200s:rvnLENOVO:rn7465CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
>  dmi.product.name: 7465CTO
>  dmi.product.version: ThinkPad X200s
>  dmi.sys.vendor: LENOVO
>
>  === Release Notes ===
>
>  Due to a regression inherited from the upstream linux kernel, Natty 11.04
> can exhibit a 10-30% increase in power consumption.  This is a known issue
> which is actively being investigated.  A SRU will be released onced a viable
> solution is found. For more information, please see
>
> http://www.phoronix.com/scan.php?page=article&item=linux_mobile_uffda&num=1
>
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>